This number is a prime.
There are 1499 five-digit primes that are emirps. [Goins]
There are exactly one thousand ones in the first 1499 positive integers. [Gaydos]
(There is one curio for this number that has not yet been approved by an editor.)
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell