56385023 has 2 divisors, whose sum is σ = 56385024. Its totient is φ = 56385022.

The previous prime is 56384959. The next prime is 56385031. The reversal of 56385023 is 32058365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56385023 - 2⁶ = 56384959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56385053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28192511 + 28192512.

It is an arithmetic number, because the mean of its divisors is an integer number (28192512).

Almost surely, 2^56385023 is an apocalyptic number.

56385023 is a deficient number, since it is larger than the sum of its proper divisors (1).

56385023 is an equidigital number, since it uses as much as digits as its factorization.

56385023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 56385023 is about 7508.9961379668. The cubic root of 56385023 is about 383.4610472163.

The spelling of 56385023 in words is "fifty-six million, three hundred eighty-five thousand, twenty-three".