11130103 has 4 divisors (see below), whose sum is σ = 11176528. Its totient is φ = 11083680.

The previous prime is 11130089. The next prime is 11130109. The reversal of 11130103 is 30103111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11130103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11130103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130109) 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, 22851 + ... + 23332.

It is an arithmetic number, because the mean of its divisors is an integer number (2794132).

Almost surely, 2^11130103 is an apocalyptic number.

11130103 is a deficient number, since it is larger than the sum of its proper divisors (46425).

11130103 is an equidigital number, since it uses as much as digits as its factorization.

11130103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46424.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 11130103 is about 3336.1809003710. The cubic root of 11130103 is about 223.2713822871.

Adding to 11130103 its reverse (30103111), we get a palindrome (41233214).

It can be divided in two parts, 111 and 30103, that multiplied together give a palindrome (3341433).

The spelling of 11130103 in words is "eleven million, one hundred thirty thousand, one hundred three".