117910723331 has 2 divisors, whose sum is σ = 117910723332. Its totient is φ = 117910723330.

The previous prime is 117910723327. The next prime is 117910723367. The reversal of 117910723331 is 133327019711.

It is a weak prime.

It is an emirp because it is prime and its reverse (133327019711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117910723331 - 2² = 117910723327 is a prime.

It is a super-2 number, since 2×117910723331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (117910723631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58955361665 + 58955361666.

It is an arithmetic number, because the mean of its divisors is an integer number (58955361666).

Almost surely, 2^117910723331 is an apocalyptic number.

117910723331 is a deficient number, since it is larger than the sum of its proper divisors (1).

117910723331 is an equidigital number, since it uses as much as digits as its factorization.

117910723331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 38.

The spelling of 117910723331 in words is "one hundred seventeen billion, nine hundred ten million, seven hundred twenty-three thousand, three hundred thirty-one".