11051103 has 16 divisors (see below), whose sum is σ = 17726720. Its totient is φ = 5982336.

The previous prime is 11051093. The next prime is 11051107. The reversal of 11051103 is 30115011.

It is not a de Polignac number, because 11051103 - 2⁶ = 11051039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11051107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13450 + ... + 14247.

It is an arithmetic number, because the mean of its divisors is an integer number (1107920).

Almost surely, 2^11051103 is an apocalyptic number.

11051103 is a deficient number, since it is larger than the sum of its proper divisors (6675617).

11051103 is a wasteful number, since it uses less digits than its factorization.

11051103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27726.

The product of its (nonzero) digits is 15, while the sum is 12.

The square root of 11051103 is about 3324.3199304519. The cubic root of 11051103 is about 222.7418772648.

Adding to 11051103 its reverse (30115011), we get a palindrome (41166114).

The spelling of 11051103 in words is "eleven million, fifty-one thousand, one hundred three".