56207903 has 2 divisors, whose sum is σ = 56207904. Its totient is φ = 56207902.

The previous prime is 56207891. The next prime is 56207927. The reversal of 56207903 is 30970265.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56207903 - 2¹⁴ = 56191519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56207903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56207993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28103951 + 28103952.

It is an arithmetic number, because the mean of its divisors is an integer number (28103952).

Almost surely, 2^56207903 is an apocalyptic number.

56207903 is a deficient number, since it is larger than the sum of its proper divisors (1).

56207903 is an equidigital number, since it uses as much as digits as its factorization.

56207903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 56207903 is about 7497.1930080531. The cubic root of 56207903 is about 383.0591091477.

The spelling of 56207903 in words is "fifty-six million, two hundred seven thousand, nine hundred three".