513310323 has 8 divisors (see below), whose sum is σ = 691469968. Its totient is φ = 338678784.

The previous prime is 513310313. The next prime is 513310331. The reversal of 513310323 is 323013315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-513310323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 513310323.

It is not an unprimeable number, because it can be changed into a prime (513310313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881686 + ... + 882267.

It is an arithmetic number, because the mean of its divisors is an integer number (86433746).

Almost surely, 2^513310323 is an apocalyptic number.

513310323 is a deficient number, since it is larger than the sum of its proper divisors (178159645).

513310323 is a wasteful number, since it uses less digits than its factorization.

513310323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764053.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 513310323 is about 22656.3528176977. The cubic root of 513310323 is about 800.6818785328.

Adding to 513310323 its reverse (323013315), we get a palindrome (836323638).

The spelling of 513310323 in words is "five hundred thirteen million, three hundred ten thousand, three hundred twenty-three".