Fatto generale: 71471 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 71471 is a boring number.
Trivia: 71471 is a boring number.
Data storica: September 5th is the day in 1980 that the St. Gotthard Tunnel opens in Switzerland as the world's longest highway tunnel at 10.14 miles (16.224 km) stretching from Göschenen to Airolo.