112165564 has 24 divisors (see below), whose sum is σ = 231569408. Its totient is φ = 46519920.

The previous prime is 112165553. The next prime is 112165579. The reversal of 112165564 is 465561211.

It is a super-2 number, since 2×112165564² = 25162227494876192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63744 + ... + 65479.

Almost surely, 2^112165564 is an apocalyptic number.

112165564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

112165564 is an abundant number, since it is smaller than the sum of its proper divisors (119403844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112165564 is a wasteful number, since it uses less digits than its factorization.

112165564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129265 (or 129263 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 112165564 is about 10590.8245193658. The cubic root of 112165564 is about 482.2658554135.

The spelling of 112165564 in words is "one hundred twelve million, one hundred sixty-five thousand, five hundred sixty-four".