Fatto generale: 13155 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 13155 is an unremarkable number.
Trivia: 13155 is an uninteresting number.
Data storica: January 6th is the day in 1960 that National Airlines Flight 2511 is destroyed in mid-air by a bomb, while en route from New York City to Miami, Florida.