513401136 has 20 divisors (see below), whose sum is σ = 1326286392. Its totient is φ = 171133696.

The previous prime is 513401093. The next prime is 513401143. The reversal of 513401136 is 631104315.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 5347881 + ... + 5347976.

Almost surely, 2^513401136 is an apocalyptic number.

It is an amenable number.

513401136 is an abundant number, since it is smaller than the sum of its proper divisors (812885256).

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

513401136 is a wasteful number, since it uses less digits than its factorization.

513401136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10695868 (or 10695862 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 513401136 is about 22658.3568689347. The cubic root of 513401136 is about 800.7290936595.

The spelling of 513401136 in words is "five hundred thirteen million, four hundred one thousand, one hundred thirty-six".