716260997 has 2 divisors, whose sum is σ = 716260998. Its totient is φ = 716260996.

The previous prime is 716260991. The next prime is 716260999. The reversal of 716260997 is 799062617.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 684293281 + 31967716 = 26159^2 + 5654^2 .

It is a cyclic number.

It is not a de Polignac number, because 716260997 - 2¹² = 716256901 is a prime.

Together with 716260999, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716260991) 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, 358130498 + 358130499.

It is an arithmetic number, because the mean of its divisors is an integer number (358130499).

Almost surely, 2^716260997 is an apocalyptic number.

It is an amenable number.

716260997 is a deficient number, since it is larger than the sum of its proper divisors (1).

716260997 is an equidigital number, since it uses as much as digits as its factorization.

716260997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 716260997 is about 26763.0528340845. The cubic root of 716260997 is about 894.7267757274.

The spelling of 716260997 in words is "seven hundred sixteen million, two hundred sixty thousand, nine hundred ninety-seven".