509134044 has 24 divisors (see below), whose sum is σ = 1195550608. Its totient is φ = 168629760.

The previous prime is 509134039. The next prime is 509134079. The reversal of 509134044 is 440431905.

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, 133237 + ... + 137004.

Almost surely, 2^509134044 is an apocalyptic number.

It is an amenable number.

509134044 is an abundant number, since it is smaller than the sum of its proper divisors (686416564).

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

509134044 is a wasteful number, since it uses less digits than its factorization.

509134044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270405 (or 270403 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 509134044 is about 22563.9988477220. The cubic root of 509134044 is about 798.5045207526.

Adding to 509134044 its reverse (440431905), we get a palindrome (949565949).

The spelling of 509134044 in words is "five hundred nine million, one hundred thirty-four thousand, forty-four".