919

This number is a prime.

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The smaller number in the smallest pair of prime numbers that are mutually the sums of (the same) powers of each other's digits, i.e., 919 = 1³ + 4³ + 5³+ 9³ and 1459 = 9³+ 1³ + 9³. [Hartley]

Submitted: 2002-05-20 05:28:58; Last Modified: 2008-07-31 22:21:04.