This number is a prime.

Just showing those entries submitted by 'Loungrides': (Click here to show all)

Prime Numbers CD Image J. Neptune © 1994
+ The smallest Leyland emirp. [Loungrides]

+ The smallest fortunate emirp number whose the reversal is also a fortunate number. [Loungrides]

+ The smallest strong emirp. Note that its reversal is also a strong emirp. [Loungrides]

+ The only Fermat emirp. [Loungrides]

+ The only prime (emirp) such that 17-2d is a prime where d is any member of a sequence of four consecutive primes (case: 2, 3, 5, 7). [Loungrides]

+ The only emirp of the form p^2p+1 where p is a prime. [Loungrides]

+ The only double-digit prime whose cube has sum of digits equal to p. [Loungrides]

+ The only non-titanic prime of form 2^p+p^2 where p is a prime, (p=3). [Loungrides]

(There are 4 curios for this number that have not yet been approved by an editor.)

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