This number is a prime.
NBC News reported in June 2001 that there are 571 stoplights along U.S. Route 66.
USS Nautilus (SSN-571) was the world's first nuclear-powered submarine. [Mostow]
The "Keywords" page at Prime Curios! offers a "Search our Curios!" with advanced search options that contains a list
of 571 MySQL Stopwords. [Green]
The race between even and odd Honaker numbers is equal for the first time at 571. Is this the last time the two are equal? [Gates]
(There are 2 curios for this number that have not yet been approved by an editor.)
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