12044430403 has 8 divisors (see below), whose sum is σ = 12475403136. Its totient is φ = 11616110400.

The previous prime is 12044430379. The next prime is 12044430407. The reversal of 12044430403 is 30403444021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12044430403 - 2²⁹ = 11507559491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12044430407) 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 7 ways as a sum of consecutive naturals, for example, 653938 + ... + 672103.

It is an arithmetic number, because the mean of its divisors is an integer number (1559425392).

Almost surely, 2^12044430403 is an apocalyptic number.

12044430403 is a deficient number, since it is larger than the sum of its proper divisors (430972733).

12044430403 is a wasteful number, since it uses less digits than its factorization.

12044430403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326365.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12044430403 its reverse (30403444021), we get a palindrome (42447874424).

The spelling of 12044430403 in words is "twelve billion, forty-four million, four hundred thirty thousand, four hundred three".