Fatto generale: 11609 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 11609 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 11609 is an unremarkable number.
Data storica: October 13th is the day in 1976 that a Bolivian Boeing 707 cargo jet crashes in Santa Cruz, Bolivia, killing 100 (97, mostly children, killed on the ground).