112161877 has 2 divisors, whose sum is σ = 112161878. Its totient is φ = 112161876.

The previous prime is 112161857. The next prime is 112161887. The reversal of 112161877 is 778161211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56942116 + 55219761 = 7546^2 + 7431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112161877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112161817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56080938 + 56080939.

It is an arithmetic number, because the mean of its divisors is an integer number (56080939).

Almost surely, 2^112161877 is an apocalyptic number.

It is an amenable number.

112161877 is a deficient number, since it is larger than the sum of its proper divisors (1).

112161877 is an equidigital number, since it uses as much as digits as its factorization.

112161877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 34.

The square root of 112161877 is about 10590.6504521677. The cubic root of 112161877 is about 482.2605711603.

The spelling of 112161877 in words is "one hundred twelve million, one hundred sixty-one thousand, eight hundred seventy-seven".