704664013 has 2 divisors, whose sum is σ = 704664014. Its totient is φ = 704664012.

The previous prime is 704663987. The next prime is 704664017. The reversal of 704664013 is 310466407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522899689 + 181764324 = 22867^2 + 13482^2 .

It is a cyclic number.

It is not a de Polignac number, because 704664013 - 2⁹ = 704663501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704664017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352332006 + 352332007.

It is an arithmetic number, because the mean of its divisors is an integer number (352332007).

Almost surely, 2^704664013 is an apocalyptic number.

It is an amenable number.

704664013 is a deficient number, since it is larger than the sum of its proper divisors (1).

704664013 is an equidigital number, since it uses as much as digits as its factorization.

704664013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 704664013 is about 26545.5083394536. The cubic root of 704664013 is about 889.8716361603.

The spelling of 704664013 in words is "seven hundred four million, six hundred sixty-four thousand, thirteen".