A Marxist
Religious.
A creationist.
I would call him a god, or at least someone who believes he is a god.
Lonely!
A Sun reader.
Monotheistic, or a monotheist.
a jackass unless its a proper approch
A Blasphemer. You are not Jesus and saying you are is called "Blasphemy"
someone who believes they always have an illness and are dying even though theres nothing medically wrong
an atheist is someone who doesn't believe in a god.
Ideology.
A person who believes they are sick or even creates illnesses, is often called a hypochondriac.