305064013 has 2 divisors, whose sum is σ = 305064014. Its totient is φ = 305064012.

The previous prime is 305063987. The next prime is 305064047. The reversal of 305064013 is 310460503.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285677604 + 19386409 = 16902^2 + 4403^2 .

It is a cyclic number.

It is not a de Polignac number, because 305064013 - 2²¹ = 302966861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (305064113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152532006 + 152532007.

It is an arithmetic number, because the mean of its divisors is an integer number (152532007).

Almost surely, 2^305064013 is an apocalyptic number.

It is an amenable number.

305064013 is a deficient number, since it is larger than the sum of its proper divisors (1).

305064013 is an equidigital number, since it uses as much as digits as its factorization.

305064013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 305064013 is about 17466.0817872813. The cubic root of 305064013 is about 673.1786384213.

The spelling of 305064013 in words is "three hundred five million, sixty-four thousand, thirteen".