504139013 has 8 divisors (see below), whose sum is σ = 576315840. Its totient is φ = 432001440.

The previous prime is 504138889. The next prime is 504139037. The reversal of 504139013 is 310931405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 504139013 - 2¹⁸ = 503876869 is a prime.

It is a super-2 number, since 2×504139013² = 508312288857228338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504139043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26858 + ... + 41588.

It is an arithmetic number, because the mean of its divisors is an integer number (72039480).

Almost surely, 2^504139013 is an apocalyptic number.

It is an amenable number.

504139013 is a deficient number, since it is larger than the sum of its proper divisors (72176827).

504139013 is a wasteful number, since it uses less digits than its factorization.

504139013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19627.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 504139013 is about 22453.0401727695. The cubic root of 504139013 is about 795.8846016099.

The spelling of 504139013 in words is "five hundred four million, one hundred thirty-nine thousand, thirteen".