112657868461 has 2 divisors, whose sum is σ = 112657868462. Its totient is φ = 112657868460.

The previous prime is 112657868413. The next prime is 112657868467. The reversal of 112657868461 is 164868756211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58464822025 + 54193046436 = 241795^2 + 232794^2 .

It is a cyclic number.

It is not a de Polignac number, because 112657868461 - 2⁷ = 112657868333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112657868467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56328934230 + 56328934231.

It is an arithmetic number, because the mean of its divisors is an integer number (56328934231).

Almost surely, 2^112657868461 is an apocalyptic number.

It is an amenable number.

112657868461 is a deficient number, since it is larger than the sum of its proper divisors (1).

112657868461 is an equidigital number, since it uses as much as digits as its factorization.

112657868461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3870720, while the sum is 55.

The spelling of 112657868461 in words is "one hundred twelve billion, six hundred fifty-seven million, eight hundred sixty-eight thousand, four hundred sixty-one".