Fatto matematico: 6983 is the smallest prime that can only be made into 1 other prime by changing a single digit.
Trivia: 6983 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: February 12th is the day in 2004 that the city of San Francisco, California begins issuing marriage licenses to same-sex couples in response to a directive from Mayor Gavin Newsom.