323321863 has 2 divisors, whose sum is σ = 323321864. Its totient is φ = 323321862.

The previous prime is 323321851. The next prime is 323321893. The reversal of 323321863 is 368123323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323321863 - 2²¹ = 321224711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323321813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161660931 + 161660932.

It is an arithmetic number, because the mean of its divisors is an integer number (161660932).

Almost surely, 2^323321863 is an apocalyptic number.

323321863 is a deficient number, since it is larger than the sum of its proper divisors (1).

323321863 is an equidigital number, since it uses as much as digits as its factorization.

323321863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 323321863 is about 17981.1529941770. The cubic root of 323321863 is about 686.3490299167.

The spelling of 323321863 in words is "three hundred twenty-three million, three hundred twenty-one thousand, eight hundred sixty-three".