656287883 has 2 divisors, whose sum is σ = 656287884. Its totient is φ = 656287882.

The previous prime is 656287843. The next prime is 656287901. The reversal of 656287883 is 388782656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 656287883 - 2²² = 652093579 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (656287813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328143941 + 328143942.

It is an arithmetic number, because the mean of its divisors is an integer number (328143942).

Almost surely, 2^656287883 is an apocalyptic number.

656287883 is a deficient number, since it is larger than the sum of its proper divisors (1).

656287883 is an equidigital number, since it uses as much as digits as its factorization.

656287883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3870720, while the sum is 53.

The square root of 656287883 is about 25618.1163046778. The cubic root of 656287883 is about 869.0233824640.

The spelling of 656287883 in words is "six hundred fifty-six million, two hundred eighty-seven thousand, eight hundred eighty-three".