56385053 has 2 divisors, whose sum is σ = 56385054. Its totient is φ = 56385052.

The previous prime is 56385047. The next prime is 56385089. The reversal of 56385053 is 35058365.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47306884 + 9078169 = 6878^2 + 3013^2 .

It is a cyclic number.

It is not a de Polignac number, because 56385053 - 2¹⁸ = 56122909 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56385023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28192526 + 28192527.

It is an arithmetic number, because the mean of its divisors is an integer number (28192527).

Almost surely, 2^56385053 is an apocalyptic number.

It is an amenable number.

56385053 is a deficient number, since it is larger than the sum of its proper divisors (1).

56385053 is an equidigital number, since it uses as much as digits as its factorization.

56385053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 56385053 is about 7508.9981355704. The cubic root of 56385053 is about 383.4611152239.

The spelling of 56385053 in words is "fifty-six million, three hundred eighty-five thousand, fifty-three".