916668359 has 2 divisors, whose sum is σ = 916668360. Its totient is φ = 916668358.

The previous prime is 916668349. The next prime is 916668391. The reversal of 916668359 is 953866619.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-916668359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 916668359.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916668349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458334179 + 458334180.

It is an arithmetic number, because the mean of its divisors is an integer number (458334180).

Almost surely, 2^916668359 is an apocalyptic number.

916668359 is a deficient number, since it is larger than the sum of its proper divisors (1).

916668359 is an equidigital number, since it uses as much as digits as its factorization.

916668359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 53.

The square root of 916668359 is about 30276.5314889272. The cubic root of 916668359 is about 971.4133783431.

The spelling of 916668359 in words is "nine hundred sixteen million, six hundred sixty-eight thousand, three hundred fifty-nine".