112506531 has 4 divisors (see below), whose sum is σ = 150008712. Its totient is φ = 75004352.

The previous prime is 112506491. The next prime is 112506539. The reversal of 112506531 is 135605211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112506531 - 2⁹ = 112506019 is a prime.

It is a super-2 number, since 2×112506531² = 25315439035307922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112506539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18751086 + ... + 18751091.

It is an arithmetic number, because the mean of its divisors is an integer number (37502178).

Almost surely, 2^112506531 is an apocalyptic number.

112506531 is a deficient number, since it is larger than the sum of its proper divisors (37502181).

112506531 is an equidigital number, since it uses as much as digits as its factorization.

112506531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37502180.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 112506531 is about 10606.9095876226. The cubic root of 112506531 is about 482.7540337682.

The spelling of 112506531 in words is "one hundred twelve million, five hundred six thousand, five hundred thirty-one".