513310452 has 24 divisors (see below), whose sum is σ = 1198241856. Its totient is φ = 171029568.

The previous prime is 513310439. The next prime is 513310463. The reversal of 513310452 is 254013315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24673 + ... + 40439.

It is an arithmetic number, because the mean of its divisors is an integer number (49926744).

Almost surely, 2^513310452 is an apocalyptic number.

It is an amenable number.

513310452 is an abundant number, since it is smaller than the sum of its proper divisors (684931404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513310452 is a wasteful number, since it uses less digits than its factorization.

513310452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18487 (or 18485 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 513310452 is about 22656.3556645812. The cubic root of 513310452 is about 800.6819456059.

Adding to 513310452 its reverse (254013315), we get a palindrome (767323767).

The spelling of 513310452 in words is "five hundred thirteen million, three hundred ten thousand, four hundred fifty-two".