112166451 has 20 divisors (see below), whose sum is σ = 167845392. Its totient is φ = 74649168.

The previous prime is 112166429. The next prime is 112166473. The reversal of 112166451 is 154661211.

112166451 is a `hidden beast` number, since 1 + 1 + 2 + 16 + 645 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (112166429) and next prime (112166473).

It is not a de Polignac number, because 112166451 - 2⁵ = 112166419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (112166651) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 81370 + ... + 82736.

Almost surely, 2^112166451 is an apocalyptic number.

112166451 is a deficient number, since it is larger than the sum of its proper divisors (55678941).

112166451 is a wasteful number, since it uses less digits than its factorization.

112166451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392 (or 2383 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 112166451 is about 10590.8663951539. The cubic root of 112166451 is about 482.2671266553.

The spelling of 112166451 in words is "one hundred twelve million, one hundred sixty-six thousand, four hundred fifty-one".