323353997 has 2 divisors, whose sum is σ = 323353998. Its totient is φ = 323353996.

The previous prime is 323353939. The next prime is 323354039. The reversal of 323353997 is 799353323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323316361 + 37636 = 17981^2 + 194^2 .

It is an emirp because it is prime and its reverse (799353323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323353997 - 2²⁸ = 54918541 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323353097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161676998 + 161676999.

It is an arithmetic number, because the mean of its divisors is an integer number (161676999).

Almost surely, 2^323353997 is an apocalyptic number.

It is an amenable number.

323353997 is a deficient number, since it is larger than the sum of its proper divisors (1).

323353997 is an equidigital number, since it uses as much as digits as its factorization.

323353997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 44.

The square root of 323353997 is about 17982.0465186808. The cubic root of 323353997 is about 686.3717672275.

The spelling of 323353997 in words is "three hundred twenty-three million, three hundred fifty-three thousand, nine hundred ninety-seven".