11404344403 has 6 divisors (see below), whose sum is σ = 11921744324. Its totient is φ = 10908502836.

The previous prime is 11404344397. The next prime is 11404344431. The reversal of 11404344403 is 30444340411.

It is a happy number.

11404344403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11404344403 - 2³³ = 2814409811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11404344493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10778625 + ... + 10779682.

Almost surely, 2^11404344403 is an apocalyptic number.

11404344403 is a deficient number, since it is larger than the sum of its proper divisors (517399921).

11404344403 is an equidigital number, since it uses as much as digits as its factorization.

11404344403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21558353 (or 21558330 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 11404344403 its reverse (30444340411), we get a palindrome (41848684814).

The spelling of 11404344403 in words is "eleven billion, four hundred four million, three hundred forty-four thousand, four hundred three".