704065613 has 2 divisors, whose sum is σ = 704065614. Its totient is φ = 704065612.

The previous prime is 704065603. The next prime is 704065619. The reversal of 704065613 is 316560407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429401284 + 274664329 = 20722^2 + 16573^2 .

It is a cyclic number.

It is not a de Polignac number, because 704065613 - 2⁸ = 704065357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 704065613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704065619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352032806 + 352032807.

It is an arithmetic number, because the mean of its divisors is an integer number (352032807).

Almost surely, 2^704065613 is an apocalyptic number.

It is an amenable number.

704065613 is a deficient number, since it is larger than the sum of its proper divisors (1).

704065613 is an equidigital number, since it uses as much as digits as its factorization.

704065613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 704065613 is about 26534.2347355261. The cubic root of 704065613 is about 889.6196721127.

The spelling of 704065613 in words is "seven hundred four million, sixty-five thousand, six hundred thirteen".