716455513 has 2 divisors, whose sum is σ = 716455514. Its totient is φ = 716455512.

The previous prime is 716455511. The next prime is 716455517. The reversal of 716455513 is 315554617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553331529 + 163123984 = 23523^2 + 12772^2 .

It is a cyclic number.

It is not a de Polignac number, because 716455513 - 2¹ = 716455511 is a prime.

Together with 716455511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (716455511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358227756 + 358227757.

It is an arithmetic number, because the mean of its divisors is an integer number (358227757).

Almost surely, 2^716455513 is an apocalyptic number.

It is an amenable number.

716455513 is a deficient number, since it is larger than the sum of its proper divisors (1).

716455513 is an equidigital number, since it uses as much as digits as its factorization.

716455513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63000, while the sum is 37.

The square root of 716455513 is about 26766.6866272238. The cubic root of 716455513 is about 894.8077624636.

The spelling of 716455513 in words is "seven hundred sixteen million, four hundred fifty-five thousand, five hundred thirteen".