323201009 has 4 divisors (see below), whose sum is σ = 333626880. Its totient is φ = 312775140.

The previous prime is 323200979. The next prime is 323201033. The reversal of 323201009 is 900102323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323201009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323201089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5212889 + ... + 5212950.

It is an arithmetic number, because the mean of its divisors is an integer number (83406720).

Almost surely, 2^323201009 is an apocalyptic number.

It is an amenable number.

323201009 is a deficient number, since it is larger than the sum of its proper divisors (10425871).

323201009 is a wasteful number, since it uses less digits than its factorization.

323201009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10425870.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 323201009 is about 17977.7921058177. The cubic root of 323201009 is about 686.2635027972.

The spelling of 323201009 in words is "three hundred twenty-three million, two hundred one thousand, nine".