9656131 has 2 divisors, whose sum is σ = 9656132. Its totient is φ = 9656130.

The previous prime is 9656111. The next prime is 9656167. The reversal of 9656131 is 1316569.

9656131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9656131 - 2⁵ = 9656099 is a prime.

It is a super-2 number, since 2×9656131² = 186481731778322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9656093 and 9656102.

It is not a weakly prime, because it can be changed into another prime (9656111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4828065 + 4828066.

It is an arithmetic number, because the mean of its divisors is an integer number (4828066).

Almost surely, 2^9656131 is an apocalyptic number.

9656131 is a deficient number, since it is larger than the sum of its proper divisors (1).

9656131 is an equidigital number, since it uses as much as digits as its factorization.

9656131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 31.

The square root of 9656131 is about 3107.4315760769. The cubic root of 9656131 is about 212.9451319657.

The spelling of 9656131 in words is "nine million, six hundred fifty-six thousand, one hundred thirty-one".