1504664013313 has 2 divisors, whose sum is σ = 1504664013314. Its totient is φ = 1504664013312.

The previous prime is 1504664013283. The next prime is 1504664013317. The reversal of 1504664013313 is 3133104664051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1502504738289 + 2159275024 = 1225767^2 + 46468^2 .

It is a cyclic number.

It is not a de Polignac number, because 1504664013313 - 2²¹ = 1504661916161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1504664013317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 752332006656 + 752332006657.

It is an arithmetic number, because the mean of its divisors is an integer number (752332006657).

Almost surely, 2^{1504664013313} is an apocalyptic number.

It is an amenable number.

1504664013313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1504664013313 is an equidigital number, since it uses as much as digits as its factorization.

1504664013313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 1504664013313 its reverse (3133104664051), we get a palindrome (4637768677364).

The spelling of 1504664013313 in words is "one trillion, five hundred four billion, six hundred sixty-four million, thirteen thousand, three hundred thirteen".