112811960557 has 2 divisors, whose sum is σ = 112811960558. Its totient is φ = 112811960556.

The previous prime is 112811960549. The next prime is 112811960629. The reversal of 112811960557 is 755069118211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91608523561 + 21203436996 = 302669^2 + 145614^2 .

It is a cyclic number.

It is not a de Polignac number, because 112811960557 - 2³ = 112811960549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112811960357) 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, 56405980278 + 56405980279.

It is an arithmetic number, because the mean of its divisors is an integer number (56405980279).

Almost surely, 2^112811960557 is an apocalyptic number.

It is an amenable number.

112811960557 is a deficient number, since it is larger than the sum of its proper divisors (1).

112811960557 is an equidigital number, since it uses as much as digits as its factorization.

112811960557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 46.

The spelling of 112811960557 in words is "one hundred twelve billion, eight hundred eleven million, nine hundred sixty thousand, five hundred fifty-seven".