323800913 has 2 divisors, whose sum is σ = 323800914. Its totient is φ = 323800912.

The previous prime is 323800861. The next prime is 323800937. The reversal of 323800913 is 319008323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287234704 + 36566209 = 16948^2 + 6047^2 .

It is a cyclic number.

It is not a de Polignac number, because 323800913 - 2²⁶ = 256692049 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (323800013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161900456 + 161900457.

It is an arithmetic number, because the mean of its divisors is an integer number (161900457).

Almost surely, 2^323800913 is an apocalyptic number.

It is an amenable number.

323800913 is a deficient number, since it is larger than the sum of its proper divisors (1).

323800913 is an equidigital number, since it uses as much as digits as its factorization.

323800913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 323800913 is about 17994.4689557653. The cubic root of 323800913 is about 686.6878391006.

The spelling of 323800913 in words is "three hundred twenty-three million, eight hundred thousand, nine hundred thirteen".