11404345003 has 4 divisors (see below), whose sum is σ = 11405988880. Its totient is φ = 11402701128.

The previous prime is 11404344871. The next prime is 11404345019. The reversal of 11404345003 is 30054340411.

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

It is a cyclic number.

It is not a de Polignac number, because 11404345003 - 2⁹ = 11404344491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11404345703) 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, 811488 + ... + 825421.

It is an arithmetic number, because the mean of its divisors is an integer number (2851497220).

Almost surely, 2^11404345003 is an apocalyptic number.

11404345003 is a deficient number, since it is larger than the sum of its proper divisors (1643877).

11404345003 is an equidigital number, since it uses as much as digits as its factorization.

11404345003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643876.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 11404345003 its reverse (30054340411), we get a palindrome (41458685414).

The spelling of 11404345003 in words is "eleven billion, four hundred four million, three hundred forty-five thousand, three".