513030612 has 12 divisors (see below), whose sum is σ = 1197071456. Its totient is φ = 171010200.

The previous prime is 513030599. The next prime is 513030643. The reversal of 513030612 is 216030315.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21376264 + ... + 21376287.

Almost surely, 2^513030612 is an apocalyptic number.

It is an amenable number.

513030612 is an abundant number, since it is smaller than the sum of its proper divisors (684040844).

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

513030612 is a wasteful number, since it uses less digits than its factorization.

513030612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42752558 (or 42752556 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 513030612 is about 22650.1790721398. The cubic root of 513030612 is about 800.5364173235.

Adding to 513030612 its reverse (216030315), we get a palindrome (729060927).

The spelling of 513030612 in words is "five hundred thirteen million, thirty thousand, six hundred twelve".