504132121 has 8 divisors (see below), whose sum is σ = 512935424.
Its totient is φ = 495346320.
The previous prime is 504132091. The next prime is 504132133. The reversal of 504132121 is 121231405.
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 504132121 - 25 = 504132089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (504132191) 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 in 7 ways as a sum of consecutive naturals, for example, 62506 + ... + 70108.
It is an arithmetic number, because the mean of its divisors is an integer number (64116928).
Almost surely, 2504132121 is an apocalyptic number.
It is an amenable number.
504132121 is a deficient number, since it is larger than the sum of its proper divisors (8803303).
504132121 is a wasteful number, since it uses less digits than its factorization.
504132121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8751.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 504132121 is about 22452.8866963694.
The cubic root of 504132121 is about 795.8809747917.
Adding to 504132121 its reverse (121231405), we get a palindrome (625363526).
The spelling of 504132121 in words is "five hundred four million, one hundred thirty-two thousand, one hundred twenty-one".