9660796931 has 2 divisors, whose sum is σ = 9660796932. Its totient is φ = 9660796930.

The previous prime is 9660796919. The next prime is 9660796949. The reversal of 9660796931 is 1396970669.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9660796931 - 2²⁶ = 9593688067 is a prime.

It is a super-2 number, since 2×9660796931² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9660792931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4830398465 + 4830398466.

It is an arithmetic number, because the mean of its divisors is an integer number (4830398466).

Almost surely, 2^9660796931 is an apocalyptic number.

9660796931 is a deficient number, since it is larger than the sum of its proper divisors (1).

9660796931 is an equidigital number, since it uses as much as digits as its factorization.

9660796931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3306744, while the sum is 56.

The square root of 9660796931 is about 98289.3530907595. The cubic root of 9660796931 is about 2129.7942545580.

The spelling of 9660796931 in words is "nine billion, six hundred sixty million, seven hundred ninety-six thousand, nine hundred thirty-one".