504540253 has 8 divisors (see below), whose sum is σ = 588886272. Its totient is φ = 423261456.

The previous prime is 504540227. The next prime is 504540287. The reversal of 504540253 is 352045405.

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 504540253 - 2²¹ = 502443101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504540653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766450 + ... + 767107.

It is an arithmetic number, because the mean of its divisors is an integer number (73610784).

Almost surely, 2^504540253 is an apocalyptic number.

It is an amenable number.

504540253 is a deficient number, since it is larger than the sum of its proper divisors (84346019).

504540253 is a wasteful number, since it uses less digits than its factorization.

504540253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533611.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 504540253 is about 22461.9734885428. The cubic root of 504540253 is about 796.0956915716.

Adding to 504540253 its reverse (352045405), we get a palindrome (856585658).

The spelling of 504540253 in words is "five hundred four million, five hundred forty thousand, two hundred fifty-three".