Fait général: 11791 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 11791 is an unremarkable number.
Culture générale: 11791 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: April 12th is the day in 1204 that the Crusaders of the Fourth Crusade breach the walls of Constantinople and enter the city, which they completely occupy the following day.