112156907 has 4 divisors (see below), whose sum is σ = 113149560. Its totient is φ = 111164256.

The previous prime is 112156897. The next prime is 112156909. The reversal of 112156907 is 709651211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 709651211 = 1087 ⋅652853.

It is a cyclic number.

It is not a de Polignac number, because 112156907 - 2⁶ = 112156843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112156909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496157 + ... + 496382.

It is an arithmetic number, because the mean of its divisors is an integer number (28287390).

Almost surely, 2^112156907 is an apocalyptic number.

112156907 is a deficient number, since it is larger than the sum of its proper divisors (992653).

112156907 is an equidigital number, since it uses as much as digits as its factorization.

112156907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992652.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 112156907 is about 10590.4158086451. The cubic root of 112156907 is about 482.2534479128.

The spelling of 112156907 in words is "one hundred twelve million, one hundred fifty-six thousand, nine hundred seven".