This number is a prime.
Just showing those entries submitted by 'Dobb': (Click here to show all)
317 = (-3)3 + 13 + 73. [Dobb]
The giant statue of Buddha in the lamasery of Yung-Ling, China, doubles as an object of veneration and a library containing 317 volumes of Tibetan classics. [Dobb]
The artist Norman Rockwell painted 317 covers for "Saturday Evening Post" magazine. [Dobb]