General fact: 7501 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 7501 is an unremarkable number.
Trivia: 7501 is a boring number.
Historical date: July 14th is the day in 1791 that the Priestley Riots drive Joseph Priestley, a supporter of the French Revolution, out of Birmingham, England.