56603711 has 2 divisors, whose sum is σ = 56603712. Its totient is φ = 56603710.

The previous prime is 56603653. The next prime is 56603731. The reversal of 56603711 is 11730665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56603711 - 2¹⁰ = 56602687 is a prime.

It is a Chen prime.

It is equal to p_3372167 and since 56603711 and 3372167 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56603731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28301855 + 28301856.

It is an arithmetic number, because the mean of its divisors is an integer number (28301856).

Almost surely, 2^56603711 is an apocalyptic number.

56603711 is a deficient number, since it is larger than the sum of its proper divisors (1).

56603711 is an equidigital number, since it uses as much as digits as its factorization.

56603711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 56603711 is about 7523.5437793636. The cubic root of 56603711 is about 383.9561559281.

The spelling of 56603711 in words is "fifty-six million, six hundred three thousand, seven hundred eleven".