11044123403 has 4 divisors (see below), whose sum is σ = 11279104800. Its totient is φ = 10809142008.

The previous prime is 11044123379. The next prime is 11044123427. The reversal of 11044123403 is 30432144011.

11044123403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11044123379) and next prime (11044123427).

It is a cyclic number.

It is not a de Polignac number, because 11044123403 - 2²⁰ = 11043074827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11044123703) 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 3 ways as a sum of consecutive naturals, for example, 117490628 + ... + 117490721.

It is an arithmetic number, because the mean of its divisors is an integer number (2819776200).

Almost surely, 2^11044123403 is an apocalyptic number.

11044123403 is a deficient number, since it is larger than the sum of its proper divisors (234981397).

11044123403 is an equidigital number, since it uses as much as digits as its factorization.

11044123403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234981396.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11044123403 its reverse (30432144011), we get a palindrome (41476267414).

The spelling of 11044123403 in words is "eleven billion, forty-four million, one hundred twenty-three thousand, four hundred three".