This number is a prime.

+ A zeroless consecutive-digit prime in ascending order. [Madachy]

+ The smallest almost pandigital mountain prime having also the property “each of its digits d is first appearing in the dth position.” [Loungrides]

+ The smallest zeroless pandigital prime of the form 1P1, where P is prime. Note that three blocks of such a prime fuse together to generate another prime 1P1P1P1. [Beedassy]

+ The first prime formed from the leading digits of the Champernowne constant. [Harrison]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell