504134887 has 8 divisors (see below), whose sum is σ = 518453136. Its totient is φ = 489994752.

The previous prime is 504134863. The next prime is 504134903. The reversal of 504134887 is 788431405.

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

It is a de Polignac number, because none of the positive numbers 2^k-504134887 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504134837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38778 + ... + 50119.

It is an arithmetic number, because the mean of its divisors is an integer number (64806642).

Almost surely, 2^504134887 is an apocalyptic number.

504134887 is a deficient number, since it is larger than the sum of its proper divisors (14318249).

504134887 is a wasteful number, since it uses less digits than its factorization.

504134887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89057.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 504134887 is about 22452.9482919282. The cubic root of 504134887 is about 795.8824303643.

The spelling of 504134887 in words is "five hundred four million, one hundred thirty-four thousand, eight hundred eighty-seven".