513653052 has 48 divisors (see below), whose sum is σ = 1309093632. Its totient is φ = 155460480.

The previous prime is 513653003. The next prime is 513653081. The reversal of 513653052 is 250356315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134473 + ... + 138239.

It is an arithmetic number, because the mean of its divisors is an integer number (27272784).

Almost surely, 2^513653052 is an apocalyptic number.

It is an amenable number.

513653052 is an abundant number, since it is smaller than the sum of its proper divisors (795440580).

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

513653052 is a wasteful number, since it uses less digits than its factorization.

513653052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4818 (or 4816 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 513653052 is about 22663.9151957467. The cubic root of 513653052 is about 800.8600396667.

The spelling of 513653052 in words is "five hundred thirteen million, six hundred fifty-three thousand, fifty-two".