11013103 has 4 divisors (see below), whose sum is σ = 11592760. Its totient is φ = 10433448.

The previous prime is 11013097. The next prime is 11013131. The reversal of 11013103 is 30131011.

11013103 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11013103 - 2⁵ = 11013071 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 11013103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289800 + ... + 289837.

It is an arithmetic number, because the mean of its divisors is an integer number (2898190).

Almost surely, 2^11013103 is an apocalyptic number.

11013103 is a deficient number, since it is larger than the sum of its proper divisors (579657).

11013103 is an equidigital number, since it uses as much as digits as its factorization.

11013103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579656.

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

The square root of 11013103 is about 3318.5995540288. The cubic root of 11013103 is about 222.4862795057.

Adding to 11013103 its reverse (30131011), we get a palindrome (41144114).

The spelling of 11013103 in words is "eleven million, thirteen thousand, one hundred three".