323357213 has 2 divisors, whose sum is σ = 323357214. Its totient is φ = 323357212.

The previous prime is 323357197. The next prime is 323357233. The reversal of 323357213 is 312753323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296597284 + 26759929 = 17222^2 + 5173^2 .

It is a cyclic number.

It is not a de Polignac number, because 323357213 - 2⁴ = 323357197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323357233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161678606 + 161678607.

It is an arithmetic number, because the mean of its divisors is an integer number (161678607).

Almost surely, 2^323357213 is an apocalyptic number.

It is an amenable number.

323357213 is a deficient number, since it is larger than the sum of its proper divisors (1).

323357213 is an equidigital number, since it uses as much as digits as its factorization.

323357213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 29.

The square root of 323357213 is about 17982.1359409832. The cubic root of 323357213 is about 686.3740427154.

The spelling of 323357213 in words is "three hundred twenty-three million, three hundred fifty-seven thousand, two hundred thirteen".