12824040129 has 4 divisors (see below), whose sum is σ = 17098720176. Its totient is φ = 8549360084.

The previous prime is 12824040109. The next prime is 12824040133. The reversal of 12824040129 is 92104042821.

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 12824040129 - 2¹¹ = 12824038081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12824040129.

It is not an unprimeable number, because it can be changed into a prime (12824040109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137340019 + ... + 2137340024.

It is an arithmetic number, because the mean of its divisors is an integer number (4274680044).

Almost surely, 2^12824040129 is an apocalyptic number.

It is an amenable number.

12824040129 is a deficient number, since it is larger than the sum of its proper divisors (4274680047).

12824040129 is an equidigital number, since it uses as much as digits as its factorization.

12824040129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274680046.

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 12824040129 in words is "twelve billion, eight hundred twenty-four million, forty thousand, one hundred twenty-nine".