707616257 has 2 divisors, whose sum is σ = 707616258. Its totient is φ = 707616256.

The previous prime is 707616233. The next prime is 707616263. The reversal of 707616257 is 752616707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 544568896 + 163047361 = 23336^2 + 12769^2 .

It is a cyclic number.

It is not a de Polignac number, because 707616257 - 2¹⁶ = 707550721 is a prime.

It is not a weakly prime, because it can be changed into another prime (707616277) 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, 353808128 + 353808129.

It is an arithmetic number, because the mean of its divisors is an integer number (353808129).

Almost surely, 2^707616257 is an apocalyptic number.

It is an amenable number.

707616257 is a deficient number, since it is larger than the sum of its proper divisors (1).

707616257 is an equidigital number, since it uses as much as digits as its factorization.

707616257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 707616257 is about 26601.0574413876. The cubic root of 707616257 is about 891.1126332067.

The spelling of 707616257 in words is "seven hundred seven million, six hundred sixteen thousand, two hundred fifty-seven".