504230137 has 4 divisors (see below), whose sum is σ = 504365056. Its totient is φ = 504095220.

The previous prime is 504230101. The next prime is 504230171. The reversal of 504230137 is 731032405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 731032405 = 5 ⋅146206481.

It is a cyclic number.

It is not a de Polignac number, because 504230137 - 2¹⁹ = 503705849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504230537) 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 3 ways as a sum of consecutive naturals, for example, 61689 + ... + 69382.

It is an arithmetic number, because the mean of its divisors is an integer number (126091264).

Almost surely, 2^504230137 is an apocalyptic number.

It is an amenable number.

504230137 is a deficient number, since it is larger than the sum of its proper divisors (134919).

504230137 is a wasteful number, since it uses less digits than its factorization.

504230137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134918.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 504230137 is about 22455.0692940369. The cubic root of 504230137 is about 795.9325512279.

The spelling of 504230137 in words is "five hundred four million, two hundred thirty thousand, one hundred thirty-seven".