This number is a prime.
Single Curio View: (Seek other curios for this number)17 is the only odd prime p such that p + sod(p) and p - sod(p) are square numbers (52 and 32, respectively). [Rivera]
Submitted: 2002-12-04 16:56:09; Last Modified: 2008-01-30 11:28:00.
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