12124545503 has 32 divisors (see below), whose sum is σ = 15094905984. Its totient is φ = 9499963392.

The previous prime is 12124545493. The next prime is 12124545527. The reversal of 12124545503 is 30554542121.

It is not a de Polignac number, because 12124545503 - 2²⁸ = 11856110047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12124545503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12124545593) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2873051 + ... + 2877267.

It is an arithmetic number, because the mean of its divisors is an integer number (471715812).

Almost surely, 2^12124545503 is an apocalyptic number.

12124545503 is a deficient number, since it is larger than the sum of its proper divisors (2970360481).

12124545503 is a wasteful number, since it uses less digits than its factorization.

12124545503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4931.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 12124545503 in words is "twelve billion, one hundred twenty-four million, five hundred forty-five thousand, five hundred three".