966316817 has 2 divisors, whose sum is σ = 966316818. Its totient is φ = 966316816.

The previous prime is 966316811. The next prime is 966316837. The reversal of 966316817 is 718613669.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 966215056 + 101761 = 31084^2 + 319^2 .

It is a cyclic number.

It is not a de Polignac number, because 966316817 - 2²⁸ = 697881361 is a prime.

It is a super-2 number, since 2×966316817² = 1867536381634022978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (966316811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483158408 + 483158409.

It is an arithmetic number, because the mean of its divisors is an integer number (483158409).

Almost surely, 2^966316817 is an apocalyptic number.

It is an amenable number.

966316817 is a deficient number, since it is larger than the sum of its proper divisors (1).

966316817 is an equidigital number, since it uses as much as digits as its factorization.

966316817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 966316817 is about 31085.6368279628. The cubic root of 966316817 is about 988.6437971685.

The spelling of 966316817 in words is "nine hundred sixty-six million, three hundred sixteen thousand, eight hundred seventeen".