12504134253 has 64 divisors (see below), whose sum is σ = 19909435392. Its totient is φ = 6902184960.

The previous prime is 12504134249. The next prime is 12504134263. The reversal of 12504134253 is 35243140521.

It is not a de Polignac number, because 12504134253 - 2² = 12504134249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12504134253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12504134263) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4680108 + ... + 4682778.

It is an arithmetic number, because the mean of its divisors is an integer number (311084928).

Almost surely, 2^12504134253 is an apocalyptic number.

12504134253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12504134253 is a deficient number, since it is larger than the sum of its proper divisors (7405301139).

12504134253 is a wasteful number, since it uses less digits than its factorization.

12504134253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 12504134253 its reverse (35243140521), we get a palindrome (47747274774).

The spelling of 12504134253 in words is "twelve billion, five hundred four million, one hundred thirty-four thousand, two hundred fifty-three".