323013321 has 6 divisors (see below), whose sum is σ = 466574810. Its totient is φ = 215342208.

The previous prime is 323013283. The next prime is 323013329. The reversal of 323013321 is 123310323.

323013321 is a `hidden beast` number, since 32 + 301 + 332 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 322705296 + 308025 = 17964^2 + 555^2 .

It is not a de Polignac number, because 323013321 - 2⁷ = 323013193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 323013294 and 323013303.

It is not an unprimeable number, because it can be changed into a prime (323013329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17945176 + ... + 17945193.

Almost surely, 2^323013321 is an apocalyptic number.

It is an amenable number.

323013321 is a deficient number, since it is larger than the sum of its proper divisors (143561489).

323013321 is a wasteful number, since it uses less digits than its factorization.

323013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35890375 (or 35890372 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 323013321 is about 17972.5713519240. The cubic root of 323013321 is about 686.1306356738.

Adding to 323013321 its reverse (123310323), we get a palindrome (446323644).

The spelling of 323013321 in words is "three hundred twenty-three million, thirteen thousand, three hundred twenty-one".