September is the month having the most letters in its name.
It is September with nine letters.
September
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September
The month with the fewest letters is "May".
9 = Wednesday
The month with the fewest letters is May.
In order for a month to have it's thirteenth (13th) day land on a Friday the month most start on a SUNDAY.
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August
Most commonly, paydays fall on Fridays for both weekly and biweekly payment plans. Although some companies choose to pay their employees once a month. These paydays often fall on the first day of the month, the fifteenth of the month, or the last business day of the month.