112531530 has 32 divisors (see below), whose sum is σ = 270511488. Its totient is φ = 29960000.

The previous prime is 112531487. The next prime is 112531537. The reversal of 112531530 is 35135211.

It is a super-6 number, since 6×112531530⁶ (a number of 50 digits) contains 666666 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112531497 and 112531506.

It is not an unprimeable number, because it can be changed into a prime (112531537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18355 + ... + 23705.

It is an arithmetic number, because the mean of its divisors is an integer number (8453484).

Almost surely, 2^112531530 is an apocalyptic number.

112531530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112531530 is an abundant number, since it is smaller than the sum of its proper divisors (157979958).

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

112531530 is a wasteful number, since it uses less digits than its factorization.

112531530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6062.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 112531530 is about 10608.0879521241. The cubic root of 112531530 is about 482.7897871721.

Adding to 112531530 its reverse (35135211), we get a palindrome (147666741).

The spelling of 112531530 in words is "one hundred twelve million, five hundred thirty-one thousand, five hundred thirty".