12255559453 has 4 divisors (see below), whose sum is σ = 12788409888. Its totient is φ = 11722709020.

The previous prime is 12255559451. The next prime is 12255559457. The reversal of 12255559453 is 35495555221.

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 a cyclic number.

It is not a de Polignac number, because 12255559453 - 2¹ = 12255559451 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 (12255559451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266425183 + ... + 266425228.

It is an arithmetic number, because the mean of its divisors is an integer number (3197102472).

Almost surely, 2^12255559453 is an apocalyptic number.

It is an amenable number.

12255559453 is a deficient number, since it is larger than the sum of its proper divisors (532850435).

12255559453 is an equidigital number, since it uses as much as digits as its factorization.

12255559453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532850434.

The product of its digits is 1350000, while the sum is 46.

The spelling of 12255559453 in words is "twelve billion, two hundred fifty-five million, five hundred fifty-nine thousand, four hundred fifty-three".