118635374731 has 2 divisors, whose sum is σ = 118635374732. Its totient is φ = 118635374730.

The previous prime is 118635374699. The next prime is 118635374801. The reversal of 118635374731 is 137473536811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118635374731 - 2⁵ = 118635374699 is a prime.

It is a super-2 number, since 2×118635374731² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (118635314731) 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, 59317687365 + 59317687366.

It is an arithmetic number, because the mean of its divisors is an integer number (59317687366).

Almost surely, 2^118635374731 is an apocalyptic number.

118635374731 is a deficient number, since it is larger than the sum of its proper divisors (1).

118635374731 is an equidigital number, since it uses as much as digits as its factorization.

118635374731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 49.

The spelling of 118635374731 in words is "one hundred eighteen billion, six hundred thirty-five million, three hundred seventy-four thousand, seven hundred thirty-one".