Jainism
This religion is "Bahá'í Faith", not "Bahaism", by its followers. Estimates on the number of followers are around 7 million worldwide.
6.2 billion
Yes, Islam religion followers are the second largest number of followers after Christianity.
Muslim
Christian
There are about 14 million Jews worldwide.
According to Pew Research, there are around 1 billion Hindu followers worldwide. 1,033,080,000, to be exact.
The Islam religion is the second world religion per number of followers.
The Muslim religion which has the greatest number of followers throughout the world.
If you mean per the world number of followers, then Islam religion is the second to Christianity.
There is no set number of followers required for a belief system to be considered a religion. A religion is typically defined by its beliefs, practices, rituals, and cultural aspects rather than the number of followers it has. The significance and influence of a religion are not solely determined by its size.
It is difficult to provide an exact number of followers of animism worldwide, as animism is a belief system that varies in practices and interpretations across different cultures and regions. Animism is often integrated into other spiritual traditions rather than being followed as a standalone religion, making it challenging to estimate the specific number of adherents.