56231043 has 16 divisors (see below), whose sum is σ = 82605312. Its totient is φ = 33740000.

The previous prime is 56231033. The next prime is 56231047. The reversal of 56231043 is 34013265.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56231043 is a prime.

It is a super-3 number, since 3×56231043³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (56231047) 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, 5103 + ... + 11768.

It is an arithmetic number, because the mean of its divisors is an integer number (5162832).

Almost surely, 2^56231043 is an apocalyptic number.

56231043 is a deficient number, since it is larger than the sum of its proper divisors (26374269).

56231043 is a wasteful number, since it uses less digits than its factorization.

56231043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16986.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 56231043 is about 7498.7360935027. The cubic root of 56231043 is about 383.1116686112. Note that the first 3 decimals are identical.

It can be divided in two parts, 5623 and 1043, that added together give a palindrome (6666).

The spelling of 56231043 in words is "fifty-six million, two hundred thirty-one thousand, forty-three".