9695665979 has 2 divisors, whose sum is σ = 9695665980. Its totient is φ = 9695665978.

The previous prime is 9695665951. The next prime is 9695666017. The reversal of 9695665979 is 9795665969.

9695665979 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 9695665979 - 2¹² = 9695661883 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (9695665279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4847832989 + 4847832990.

It is an arithmetic number, because the mean of its divisors is an integer number (4847832990).

Almost surely, 2^9695665979 is an apocalyptic number.

9695665979 is a deficient number, since it is larger than the sum of its proper divisors (1).

9695665979 is an equidigital number, since it uses as much as digits as its factorization.

9695665979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248005800, while the sum is 71.

The square root of 9695665979 is about 98466.5729016705. The cubic root of 9695665979 is about 2132.3535578812.

The spelling of 9695665979 in words is "nine billion, six hundred ninety-five million, six hundred sixty-five thousand, nine hundred seventy-nine".