966936689 has 2 divisors, whose sum is σ = 966936690. Its totient is φ = 966936688.

The previous prime is 966936683. The next prime is 966936749. The reversal of 966936689 is 986639669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 651270400 + 315666289 = 25520^2 + 17767^2 .

It is a cyclic number.

It is not a de Polignac number, because 966936689 - 2²⁰ = 965888113 is a prime.

It is not a weakly prime, because it can be changed into another prime (966936683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483468344 + 483468345.

It is an arithmetic number, because the mean of its divisors is an integer number (483468345).

Almost surely, 2^966936689 is an apocalyptic number.

It is an amenable number.

966936689 is a deficient number, since it is larger than the sum of its proper divisors (1).

966936689 is an equidigital number, since it uses as much as digits as its factorization.

966936689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22674816, while the sum is 62.

The square root of 966936689 is about 31095.6056220168. The cubic root of 966936689 is about 988.8551500789.

The spelling of 966936689 in words is "nine hundred sixty-six million, nine hundred thirty-six thousand, six hundred eighty-nine".