Hecho general: 21349 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 21349 is an unremarkable number.
Trivia: 21349 is an uninteresting number.
Fecha histórica: June 13th is the day in 1966 that the United States Supreme Court rules in Miranda v. Arizona that the police must inform suspects of their rights before questioning them.