11105103 has 4 divisors (see below), whose sum is σ = 14806808. Its totient is φ = 7403400.

The previous prime is 11105089. The next prime is 11105123. The reversal of 11105103 is 30150111.

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

It is not a de Polignac number, because 11105103 - 2⁵ = 11105071 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 (11105123) 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, 1850848 + ... + 1850853.

It is an arithmetic number, because the mean of its divisors is an integer number (3701702).

Almost surely, 2^11105103 is an apocalyptic number.

11105103 is a deficient number, since it is larger than the sum of its proper divisors (3701705).

11105103 is an equidigital number, since it uses as much as digits as its factorization.

11105103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701704.

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

The square root of 11105103 is about 3332.4319948050. The cubic root of 11105103 is about 223.1040891670.

Adding to 11105103 its reverse (30150111), we get a palindrome (41255214).

The spelling of 11105103 in words is "eleven million, one hundred five thousand, one hundred three".