Fatto generale: 13838 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 13838 is a boring number.
Trivia: 13838 is an uninteresting number.
Data storica: November 19th is the day in 1990 that Pop group Milli Vanilli are stripped of their Grammy Award because the duo did not sing at all on the Girl You Know It's True album.