323513 has 4 divisors (see below), whose sum is σ = 340560. Its totient is φ = 306468.

The previous prime is 323509. The next prime is 323537. The reversal of 323513 is 315323.

323513 is nontrivially palindromic in base 2.

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, and also an emirpimes, since its reverse is a distinct semiprime: 315323 = 47 ⋅6709.

It is a cyclic number.

It is not a de Polignac number, because 323513 - 2² = 323509 is a prime.

It is a super-2 number, since 2×323513² = 209321322338, which contains 22 as substring.

It is a Duffinian number.

323513 is a modest number, since divided by 513 gives 323 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 323491 and 323500.

It is not an unprimeable number, because it can be changed into a prime (323413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8495 + ... + 8532.

It is an arithmetic number, because the mean of its divisors is an integer number (85140).

2³²³⁵¹³ is an apocalyptic number.

It is an amenable number.

323513 is a deficient number, since it is larger than the sum of its proper divisors (17047).

323513 is a wasteful number, since it uses less digits than its factorization.

323513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17046.

The product of its digits is 270, while the sum is 17.

The square root of 323513 is about 568.7820320650. The cubic root of 323513 is about 68.6484252087.

Adding to 323513 its reverse (315323), we get a palindrome (638836).

The spelling of 323513 in words is "three hundred twenty-three thousand, five hundred thirteen".