117914911 has 2 divisors, whose sum is σ = 117914912. Its totient is φ = 117914910.

The previous prime is 117914887. The next prime is 117914939. The reversal of 117914911 is 119419711.

It is a weak prime.

It is an emirp because it is prime and its reverse (119419711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117914911 - 2⁵ = 117914879 is a prime.

It is a super-2 number, since 2×117914911² = 27807852472275842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117914971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58957455 + 58957456.

It is an arithmetic number, because the mean of its divisors is an integer number (58957456).

Almost surely, 2^117914911 is an apocalyptic number.

117914911 is a deficient number, since it is larger than the sum of its proper divisors (1).

117914911 is an equidigital number, since it uses as much as digits as its factorization.

117914911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 34.

The square root of 117914911 is about 10858.8632462150. The cubic root of 117914911 is about 490.3688892313.

The spelling of 117914911 in words is "one hundred seventeen million, nine hundred fourteen thousand, nine hundred eleven".