118157184901237 has 2 divisors, whose sum is σ = 118157184901238. Its totient is φ = 118157184901236.

The previous prime is 118157184901219. The next prime is 118157184901253. The reversal of 118157184901237 is 732109481751811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111028664036196 + 7128520865041 = 10537014^2 + 2669929^2 .

It is a cyclic number.

It is not a de Polignac number, because 118157184901237 - 2³¹ = 118155037417589 is a prime.

It is a super-2 number, since 2×118157184901237² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118157184901297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59078592450618 + 59078592450619.

It is an arithmetic number, because the mean of its divisors is an integer number (59078592450619).

Almost surely, 2^{118157184901237} is an apocalyptic number.

It is an amenable number.

118157184901237 is a deficient number, since it is larger than the sum of its proper divisors (1).

118157184901237 is an equidigital number, since it uses as much as digits as its factorization.

118157184901237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 58.

The spelling of 118157184901237 in words is "one hundred eighteen trillion, one hundred fifty-seven billion, one hundred eighty-four million, nine hundred one thousand, two hundred thirty-seven".