11003104043 has 4 divisors (see below), whose sum is σ = 11003423880. Its totient is φ = 11002784208.

The previous prime is 11003104037. The next prime is 11003104093. The reversal of 11003104043 is 34040130011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34040130011 = 5683 ⋅5989817.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11003104043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11003104033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101105 + ... + 179522.

It is an arithmetic number, because the mean of its divisors is an integer number (2750855970).

Almost surely, 2^11003104043 is an apocalyptic number.

11003104043 is a deficient number, since it is larger than the sum of its proper divisors (319837).

11003104043 is an equidigital number, since it uses as much as digits as its factorization.

11003104043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319836.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11003104043 its reverse (34040130011), we get a palindrome (45043234054).

The spelling of 11003104043 in words is "eleven billion, three million, one hundred four thousand, forty-three".