112561800 has 96 divisors (see below), whose sum is σ = 375809280. Its totient is φ = 27705600.

The previous prime is 112561781. The next prime is 112561819. The reversal of 112561800 is 8165211.

It is an interprime number because it is at equal distance from previous prime (112561781) and next prime (112561819).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 585 + ... + 15015.

It is an arithmetic number, because the mean of its divisors is an integer number (3914680).

Almost surely, 2^112561800 is an apocalyptic number.

112561800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112561800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187904640).

112561800 is an abundant number, since it is smaller than the sum of its proper divisors (263247480).

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

112561800 is a wasteful number, since it uses less digits than its factorization.

112561800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14463 (or 14454 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 112561800 is about 10609.5145977561. The cubic root of 112561800 is about 482.8330720385.

The spelling of 112561800 in words is "one hundred twelve million, five hundred sixty-one thousand, eight hundred".