504121089 has 8 divisors (see below), whose sum is σ = 672767680. Its totient is φ = 335777616.

The previous prime is 504121081. The next prime is 504121099. The reversal of 504121089 is 980121405.

It is a happy number.

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

It is not a de Polignac number, because 504121089 - 2³ = 504121081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504121081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71869 + ... + 78570.

It is an arithmetic number, because the mean of its divisors is an integer number (84095960).

Almost surely, 2^504121089 is an apocalyptic number.

It is an amenable number.

504121089 is a deficient number, since it is larger than the sum of its proper divisors (168646591).

504121089 is a wasteful number, since it uses less digits than its factorization.

504121089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151559.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 504121089 is about 22452.6410250554. The cubic root of 504121089 is about 795.8751692878.

The spelling of 504121089 in words is "five hundred four million, one hundred twenty-one thousand, eighty-nine".