323132013 has 6 divisors (see below), whose sum is σ = 466746254. Its totient is φ = 215421336.

The previous prime is 323131973. The next prime is 323132023. The reversal of 323132013 is 310231323.

It can be written as a sum of positive squares in only one way, i.e., 312122889 + 11009124 = 17667^2 + 3318^2 .

It is not a de Polignac number, because 323132013 - 2¹⁰ = 323130989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323132023) 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, 17951770 + ... + 17951787.

Almost surely, 2^323132013 is an apocalyptic number.

It is an amenable number.

323132013 is a deficient number, since it is larger than the sum of its proper divisors (143614241).

323132013 is a wasteful number, since it uses less digits than its factorization.

323132013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35903563 (or 35903560 counting only the distinct ones).

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

The square root of 323132013 is about 17975.8730803263. The cubic root of 323132013 is about 686.2146654844.

Adding to 323132013 its reverse (310231323), we get a palindrome (633363336).

The spelling of 323132013 in words is "three hundred twenty-three million, one hundred thirty-two thousand, thirteen".