330261313 has 2 divisors, whose sum is σ = 330261314. Its totient is φ = 330261312.

The previous prime is 330261293. The next prime is 330261319. The reversal of 330261313 is 313162033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249387264 + 80874049 = 15792^2 + 8993^2 .

It is an emirp because it is prime and its reverse (313162033) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330261313 is a prime.

It is not a weakly prime, because it can be changed into another prime (330261319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165130656 + 165130657.

It is an arithmetic number, because the mean of its divisors is an integer number (165130657).

Almost surely, 2^330261313 is an apocalyptic number.

It is an amenable number.

330261313 is a deficient number, since it is larger than the sum of its proper divisors (1).

330261313 is an equidigital number, since it uses as much as digits as its factorization.

330261313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 330261313 is about 18173.0931049175. The cubic root of 330261313 is about 691.2246772429.

The spelling of 330261313 in words is "three hundred thirty million, two hundred sixty-one thousand, three hundred thirteen".