Fait général: 1191 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1191 is the number of symmetric plane partitions of 25.
Culture générale: 1191 is an unremarkable number.
Date historique: April 5th is the day in 1955 that Winston Churchill resigns as Prime Minister of the United Kingdom amid indications of failing health.