11040442003 has 2 divisors, whose sum is σ = 11040442004. Its totient is φ = 11040442002.

The previous prime is 11040442001. The next prime is 11040442027. The reversal of 11040442003 is 30024404011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11040442003 - 2¹ = 11040442001 is a prime.

Together with 11040442001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11040442001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5520221001 + 5520221002.

It is an arithmetic number, because the mean of its divisors is an integer number (5520221002).

Almost surely, 2^11040442003 is an apocalyptic number.

11040442003 is a deficient number, since it is larger than the sum of its proper divisors (1).

11040442003 is an equidigital number, since it uses as much as digits as its factorization.

11040442003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 11040442003 its reverse (30024404011), we get a palindrome (41064846014).

The spelling of 11040442003 in words is "eleven billion, forty million, four hundred forty-two thousand, three".