11081103 has 16 divisors (see below), whose sum is σ = 16675200. Its totient is φ = 6483680.

The previous prime is 11081089. The next prime is 11081107. The reversal of 11081103 is 30118011.

11081103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11081103 - 2¹⁰ = 11080079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11081107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4833 + ... + 6746.

It is an arithmetic number, because the mean of its divisors is an integer number (1042200).

Almost surely, 2^11081103 is an apocalyptic number.

11081103 is a deficient number, since it is larger than the sum of its proper divisors (5594097).

11081103 is a wasteful number, since it uses less digits than its factorization.

11081103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11622.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 11081103 is about 3328.8290734131. The cubic root of 11081103 is about 222.9432513941.

Adding to 11081103 its reverse (30118011), we get a palindrome (41199114).

It can be divided in two parts, 1108 and 1103, that added together give a triangular number (2211 = T₆₆).

The spelling of 11081103 in words is "eleven million, eighty-one thousand, one hundred three".