504113031 has 8 divisors (see below), whose sum is σ = 746834160. Its totient is φ = 336075336.

The previous prime is 504113017. The next prime is 504113069. The reversal of 504113031 is 130311405.

504113031 is a `hidden beast` number, since 504 + 1 + 130 + 31 = 666.

It is not a de Polignac number, because 504113031 - 2¹⁵ = 504080263 is a prime.

It is a super-2 number, since 2×504113031² = 508259896048013922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504112995 and 504113013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504113231) 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, 9335400 + ... + 9335453.

It is an arithmetic number, because the mean of its divisors is an integer number (93354270).

Almost surely, 2^504113031 is an apocalyptic number.

504113031 is a deficient number, since it is larger than the sum of its proper divisors (242721129).

504113031 is a wasteful number, since it uses less digits than its factorization.

504113031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18670862 (or 18670856 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 504113031 is about 22452.4615799694. The cubic root of 504113031 is about 795.8709287747.

Adding to 504113031 its reverse (130311405), we get a palindrome (634424436).

The spelling of 504113031 in words is "five hundred four million, one hundred thirteen thousand, thirty-one".