Fatto generale: 2149 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 2149 is a boring number.
Trivia: 2149 is an unremarkable number.
Data storica: November 18th is the day in 1865 that Mark Twain's short story The Celebrated Jumping Frog of Calaveras County is published in the New York Saturday Press.