11103013 has 2 divisors, whose sum is σ = 11103014. Its totient is φ = 11103012.

The previous prime is 11102981. The next prime is 11103019. The reversal of 11103013 is 31030111.

11103013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10903204 + 199809 = 3302^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 11103013 - 2⁵ = 11102981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551506 + 5551507.

It is an arithmetic number, because the mean of its divisors is an integer number (5551507).

Almost surely, 2^11103013 is an apocalyptic number.

It is an amenable number.

11103013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103013 is an equidigital number, since it uses as much as digits as its factorization.

11103013 is an evil number, because the sum of its binary digits is even.

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

The square root of 11103013 is about 3332.1183952555. The cubic root of 11103013 is about 223.0900920943.

Adding to 11103013 its reverse (31030111), we get a palindrome (42133124).

The spelling of 11103013 in words is "eleven million, one hundred three thousand, thirteen".