56965751 has 2 divisors, whose sum is σ = 56965752. Its totient is φ = 56965750.

The previous prime is 56965747. The next prime is 56965757. The reversal of 56965751 is 15756965.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56965751 - 2² = 56965747 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56965757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28482875 + 28482876.

It is an arithmetic number, because the mean of its divisors is an integer number (28482876).

Almost surely, 2^56965751 is an apocalyptic number.

56965751 is a deficient number, since it is larger than the sum of its proper divisors (1).

56965751 is an equidigital number, since it uses as much as digits as its factorization.

56965751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283500, while the sum is 44.

The square root of 56965751 is about 7547.5658990167. The cubic root of 56965751 is about 384.7730173831.

The spelling of 56965751 in words is "fifty-six million, nine hundred sixty-five thousand, seven hundred fifty-one".