117923392031 has 2 divisors, whose sum is σ = 117923392032. Its totient is φ = 117923392030.

The previous prime is 117923392007. The next prime is 117923392123. The reversal of 117923392031 is 130293329711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117923392031 - 2¹⁰ = 117923391007 is a prime.

It is a super-2 number, since 2×117923392031² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 117923392031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117923392001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58961696015 + 58961696016.

It is an arithmetic number, because the mean of its divisors is an integer number (58961696016).

Almost surely, 2^117923392031 is an apocalyptic number.

117923392031 is a deficient number, since it is larger than the sum of its proper divisors (1).

117923392031 is an equidigital number, since it uses as much as digits as its factorization.

117923392031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 41.

The spelling of 117923392031 in words is "one hundred seventeen billion, nine hundred twenty-three million, three hundred ninety-two thousand, thirty-one".