112156225 has 24 divisors (see below), whose sum is σ = 148249440. Its totient is φ = 83877120.

The previous prime is 112156217. The next prime is 112156243. The reversal of 112156225 is 522651211.

It is not a de Polignac number, because 112156225 - 2³ = 112156217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 112156225.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68466 + ... + 70084.

It is an arithmetic number, because the mean of its divisors is an integer number (6177060).

Almost surely, 2^112156225 is an apocalyptic number.

It is an amenable number.

112156225 is a deficient number, since it is larger than the sum of its proper divisors (36093215).

112156225 is a wasteful number, since it uses less digits than its factorization.

112156225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809 (or 1804 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 112156225 is about 10590.3836096716. The cubic root of 112156225 is about 482.2524704206.

The spelling of 112156225 in words is "one hundred twelve million, one hundred fifty-six thousand, two hundred twenty-five".