112543530 has 32 divisors (see below), whose sum is σ = 294660288. Its totient is φ = 27283200.

The previous prime is 112543523. The next prime is 112543567. The reversal of 112543530 is 35345211.

It is a super-2 number, since 2×112543530² = 25332092289721800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112543530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170191 + ... + 170850.

It is an arithmetic number, because the mean of its divisors is an integer number (9208134).

Almost surely, 2^112543530 is an apocalyptic number.

112543530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112543530 is an abundant number, since it is smaller than the sum of its proper divisors (182116758).

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

112543530 is a wasteful number, since it uses less digits than its factorization.

112543530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341062.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 112543530 is about 10608.6535432165. The cubic root of 112543530 is about 482.8069476116.

Adding to 112543530 its reverse (35345211), we get a palindrome (147888741).

The spelling of 112543530 in words is "one hundred twelve million, five hundred forty-three thousand, five hundred thirty".