56760643 has 2 divisors, whose sum is σ = 56760644. Its totient is φ = 56760642.

The previous prime is 56760601. The next prime is 56760647. The reversal of 56760643 is 34606765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56760643 - 2¹⁷ = 56629571 is a prime.

It is not a weakly prime, because it can be changed into another prime (56760647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28380321 + 28380322.

It is an arithmetic number, because the mean of its divisors is an integer number (28380322).

Almost surely, 2^56760643 is an apocalyptic number.

56760643 is a deficient number, since it is larger than the sum of its proper divisors (1).

56760643 is an equidigital number, since it uses as much as digits as its factorization.

56760643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 56760643 is about 7533.9659542634. The cubic root of 56760643 is about 384.3106639452.

The spelling of 56760643 in words is "fifty-six million, seven hundred sixty thousand, six hundred forty-three".