12534050253 has 4 divisors (see below), whose sum is σ = 16712067008. Its totient is φ = 8356033500.

The previous prime is 12534050227. The next prime is 12534050279. The reversal of 12534050253 is 35205043521.

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.

It is an interprime number because it is at equal distance from previous prime (12534050227) and next prime (12534050279).

It is not a de Polignac number, because 12534050253 - 2⁹ = 12534049741 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12534050253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12534050203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2089008373 + ... + 2089008378.

It is an arithmetic number, because the mean of its divisors is an integer number (4178016752).

Almost surely, 2^12534050253 is an apocalyptic number.

It is an amenable number.

12534050253 is a deficient number, since it is larger than the sum of its proper divisors (4178016755).

12534050253 is an equidigital number, since it uses as much as digits as its factorization.

12534050253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178016754.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 12534050253 its reverse (35205043521), we get a palindrome (47739093774).

The spelling of 12534050253 in words is "twelve billion, five hundred thirty-four million, fifty thousand, two hundred fifty-three".