118812056393 has 2 divisors, whose sum is σ = 118812056394. Its totient is φ = 118812056392.

The previous prime is 118812056359. The next prime is 118812056423. The reversal of 118812056393 is 393650218811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90124843264 + 28687213129 = 300208^2 + 169373^2 .

It is a cyclic number.

It is not a de Polignac number, because 118812056393 - 2⁶ = 118812056329 is a prime.

It is not a weakly prime, because it can be changed into another prime (118812056303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59406028196 + 59406028197.

It is an arithmetic number, because the mean of its divisors is an integer number (59406028197).

Almost surely, 2^118812056393 is an apocalyptic number.

It is an amenable number.

118812056393 is a deficient number, since it is larger than the sum of its proper divisors (1).

118812056393 is an equidigital number, since it uses as much as digits as its factorization.

118812056393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 118812056393 in words is "one hundred eighteen billion, eight hundred twelve million, fifty-six thousand, three hundred ninety-three".