916679317 has 2 divisors, whose sum is σ = 916679318. Its totient is φ = 916679316.

The previous prime is 916679293. The next prime is 916679363. The reversal of 916679317 is 713976619.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 888099601 + 28579716 = 29801^2 + 5346^2 .

It is an emirp because it is prime and its reverse (713976619) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-916679317 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916679417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458339658 + 458339659.

It is an arithmetic number, because the mean of its divisors is an integer number (458339659).

Almost surely, 2^916679317 is an apocalyptic number.

It is an amenable number.

916679317 is a deficient number, since it is larger than the sum of its proper divisors (1).

916679317 is an equidigital number, since it uses as much as digits as its factorization.

916679317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 428652, while the sum is 49.

The square root of 916679317 is about 30276.7124536334. The cubic root of 916679317 is about 971.4172491379.

The spelling of 916679317 in words is "nine hundred sixteen million, six hundred seventy-nine thousand, three hundred seventeen".