323331413 has 2 divisors, whose sum is σ = 323331414. Its totient is φ = 323331412.

The previous prime is 323331403. The next prime is 323331427. The reversal of 323331413 is 314133323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176969809 + 146361604 = 13303^2 + 12098^2 .

It is a cyclic number.

It is not a de Polignac number, because 323331413 - 2⁸ = 323331157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323331403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161665706 + 161665707.

It is an arithmetic number, because the mean of its divisors is an integer number (161665707).

Almost surely, 2^323331413 is an apocalyptic number.

It is an amenable number.

323331413 is a deficient number, since it is larger than the sum of its proper divisors (1).

323331413 is an equidigital number, since it uses as much as digits as its factorization.

323331413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 23.

The square root of 323331413 is about 17981.4185480456. The cubic root of 323331413 is about 686.3557874438.

Adding to 323331413 its reverse (314133323), we get a palindrome (637464736).

The spelling of 323331413 in words is "three hundred twenty-three million, three hundred thirty-one thousand, four hundred thirteen".