56207863 has 2 divisors, whose sum is σ = 56207864. Its totient is φ = 56207862.

The previous prime is 56207803. The next prime is 56207891. The reversal of 56207863 is 36870265.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56207863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56207803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28103931 + 28103932.

It is an arithmetic number, because the mean of its divisors is an integer number (28103932).

Almost surely, 2^56207863 is an apocalyptic number.

56207863 is a deficient number, since it is larger than the sum of its proper divisors (1).

56207863 is an equidigital number, since it uses as much as digits as its factorization.

56207863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 56207863 is about 7497.1903403875. The cubic root of 56207863 is about 383.0590182805.

The spelling of 56207863 in words is "fifty-six million, two hundred seven thousand, eight hundred sixty-three".