56337131 has 2 divisors, whose sum is σ = 56337132. Its totient is φ = 56337130.

The previous prime is 56337121. The next prime is 56337179. The reversal of 56337131 is 13173365.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56337131 - 2¹⁸ = 56074987 is a prime.

It is a super-2 number, since 2×56337131² = 6347744658622322, which contains 22 as substring.

It is a Chen prime.

It is equal to p_3357281 and since 56337131 and 3357281 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 56337094 and 56337103.

It is not a weakly prime, because it can be changed into another prime (56337101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28168565 + 28168566.

It is an arithmetic number, because the mean of its divisors is an integer number (28168566).

Almost surely, 2^56337131 is an apocalyptic number.

56337131 is a deficient number, since it is larger than the sum of its proper divisors (1).

56337131 is an equidigital number, since it uses as much as digits as its factorization.

56337131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 29.

The square root of 56337131 is about 7505.8064856483. The cubic root of 56337131 is about 383.3524491202.

The spelling of 56337131 in words is "fifty-six million, three hundred thirty-seven thousand, one hundred thirty-one".