56003711 has 2 divisors, whose sum is σ = 56003712. Its totient is φ = 56003710.

The previous prime is 56003699. The next prime is 56003723. The reversal of 56003711 is 11730065.

It is a balanced prime because it is at equal distance from previous prime (56003699) and next prime (56003723).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56003711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56003741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28001855 + 28001856.

It is an arithmetic number, because the mean of its divisors is an integer number (28001856).

Almost surely, 2^56003711 is an apocalyptic number.

56003711 is a deficient number, since it is larger than the sum of its proper divisors (1).

56003711 is an equidigital number, since it uses as much as digits as its factorization.

56003711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 56003711 is about 7483.5627210574. The cubic root of 56003711 is about 382.5946874245.

Adding to 56003711 its reverse (11730065), we get a palindrome (67733776).

The spelling of 56003711 in words is "fifty-six million, three thousand, seven hundred eleven".