504121312 has 12 divisors (see below), whose sum is σ = 992488896. Its totient is φ = 252060640.

The previous prime is 504121309. The next prime is 504121313. The reversal of 504121312 is 213121405.

It is a self number, because there is not a number n which added to its sum of digits gives 504121312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504121313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7876864 + ... + 7876927.

It is an arithmetic number, because the mean of its divisors is an integer number (82707408).

Almost surely, 2^504121312 is an apocalyptic number.

It is an amenable number.

504121312 is a deficient number, since it is larger than the sum of its proper divisors (488367584).

504121312 is a wasteful number, since it uses less digits than its factorization.

504121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15753801 (or 15753793 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 504121312 is about 22452.6459910631. The cubic root of 504121312 is about 795.8752866407.

Adding to 504121312 its reverse (213121405), we get a palindrome (717242717).

The spelling of 504121312 in words is "five hundred four million, one hundred twenty-one thousand, three hundred twelve".