715613 has 2 divisors, whose sum is σ = 715614. Its totient is φ = 715612.

The previous prime is 715579. The next prime is 715621. The reversal of 715613 is 316517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 683929 + 31684 = 827^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 715613 - 2⁶ = 715549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715643) 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, 357806 + 357807.

It is an arithmetic number, because the mean of its divisors is an integer number (357807).

2⁷¹⁵⁶¹³ is an apocalyptic number.

It is an amenable number.

715613 is a deficient number, since it is larger than the sum of its proper divisors (1).

715613 is an equidigital number, since it uses as much as digits as its factorization.

715613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 630, while the sum is 23.

The square root of 715613 is about 845.9391231052. The cubic root of 715613 is about 89.4456876348.

The spelling of 715613 in words is "seven hundred fifteen thousand, six hundred thirteen".