56811125 has 16 divisors (see below), whose sum is σ = 81030144. Its totient is φ = 38955600.

The previous prime is 56811119. The next prime is 56811133. The reversal of 56811125 is 52111865.

It is not a de Polignac number, because 56811125 - 2¹⁸ = 56548981 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 31589 + ... + 33338.

It is an arithmetic number, because the mean of its divisors is an integer number (5064384).

Almost surely, 2^56811125 is an apocalyptic number.

It is an amenable number.

56811125 is a deficient number, since it is larger than the sum of its proper divisors (24219019).

56811125 is an equidigital number, since it uses as much as digits as its factorization.

56811125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64949 (or 64939 counting only the distinct ones).

The product of its digits is 2400, while the sum is 29.

The square root of 56811125 is about 7537.3155035463. The cubic root of 56811125 is about 384.4245634195.

The spelling of 56811125 in words is "fifty-six million, eight hundred eleven thousand, one hundred twenty-five".