Prime Curios!: 7523

7523
(another Prime Pages' Curiosity)

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The smallest Honaker prime with all the prime digits: 7523 is the 953rd prime and 7 + 5 + 2 + 3 = 9 + 5 + 3. Note that the latter sum 17 and the concatenation 7523953 are also primes, as are the reversals 3257, 359, 71. [Beedassy]

Submitted: 2009-06-06 15:57:31; Last Modified: 2009-06-06 20:45:44.