34127252370851

This number is a prime.

                                                             3412 7252370851

34127252370851 is a prime of the form X1 such that X1, X3, X7, X9, X31, X33, X37, X39, X391, X393, X397, X399 are all prime numbers. Found by J. Wroblewski, 2006. [Rivera]