# 1171

This number is a prime.

The smallest 4-digit prime such that any substring of length 2 yields only distinct primes (11, 17, 71). [De Geest]

The smallest prime equal to the sum of two palindromic Smith numbers (535, 636). [Loungrides]

The beast number raised to the power 1171 does not contain 666. Metin Sariyar conjectures that 1171 is the largest prime with this property.

The Oribatid mite can lift over 1171 times its own weight.

1171, the 1171st Sophie Germain prime (99839), and the sum of the first 1171 Sophie Germain primes (52055046) have no digits in common with each other. Is there a larger example with this property? [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