513075084 has 12 divisors (see below), whose sum is σ = 1197175224. Its totient is φ = 171025024.

The previous prime is 513075071. The next prime is 513075091. The reversal of 513075084 is 480570315.

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

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, 21378117 + ... + 21378140.

It is an arithmetic number, because the mean of its divisors is an integer number (99764602).

Almost surely, 2^513075084 is an apocalyptic number.

It is an amenable number.

513075084 is an abundant number, since it is smaller than the sum of its proper divisors (684100140).

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

513075084 is a wasteful number, since it uses less digits than its factorization.

513075084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42756264 (or 42756262 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 513075084 is about 22651.1607649586. The cubic root of 513075084 is about 800.5595481245.

The spelling of 513075084 in words is "five hundred thirteen million, seventy-five thousand, eighty-four".