656331113 has 2 divisors, whose sum is σ = 656331114. Its totient is φ = 656331112.

The previous prime is 656331097. The next prime is 656331127. The reversal of 656331113 is 311133656.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 638421289 + 17909824 = 25267^2 + 4232^2 .

It is a cyclic number.

It is not a de Polignac number, because 656331113 - 2⁴ = 656331097 is a prime.

It is not a weakly prime, because it can be changed into another prime (656331133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328165556 + 328165557.

It is an arithmetic number, because the mean of its divisors is an integer number (328165557).

Almost surely, 2^656331113 is an apocalyptic number.

It is an amenable number.

656331113 is a deficient number, since it is larger than the sum of its proper divisors (1).

656331113 is an equidigital number, since it uses as much as digits as its factorization.

656331113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 29.

The square root of 656331113 is about 25618.9600296343. The cubic root of 656331113 is about 869.0424630418.

Adding to 656331113 its reverse (311133656), we get a palindrome (967464769).

The spelling of 656331113 in words is "six hundred fifty-six million, three hundred thirty-one thousand, one hundred thirteen".