330321413 has 2 divisors, whose sum is σ = 330321414. Its totient is φ = 330321412.

The previous prime is 330321391. The next prime is 330321421. The reversal of 330321413 is 314123033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221473924 + 108847489 = 14882^2 + 10433^2 .

It is a cyclic number.

It is not a de Polignac number, because 330321413 - 2²⁴ = 313544197 is a prime.

It is a super-2 number, since 2×330321413² = 218224471772633138, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330321443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165160706 + 165160707.

It is an arithmetic number, because the mean of its divisors is an integer number (165160707).

Almost surely, 2^330321413 is an apocalyptic number.

It is an amenable number.

330321413 is a deficient number, since it is larger than the sum of its proper divisors (1).

330321413 is an equidigital number, since it uses as much as digits as its factorization.

330321413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 330321413 is about 18174.7465731988. The cubic root of 330321413 is about 691.2666037234.

Adding to 330321413 its reverse (314123033), we get a palindrome (644444446).

The spelling of 330321413 in words is "three hundred thirty million, three hundred twenty-one thousand, four hundred thirteen".