11013139 has 2 divisors, whose sum is σ = 11013140. Its totient is φ = 11013138.

The previous prime is 11013131. The next prime is 11013151. The reversal of 11013139 is 93131011.

It is a happy number.

11013139 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (93131011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11013139 - 2³ = 11013131 is a prime.

It is not a weakly prime, because it can be changed into another prime (11013131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506569 + 5506570.

It is an arithmetic number, because the mean of its divisors is an integer number (5506570).

Almost surely, 2^11013139 is an apocalyptic number.

11013139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013139 is an equidigital number, since it uses as much as digits as its factorization.

11013139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 11013139 is about 3318.6049779990. The cubic root of 11013139 is about 222.4865219290.

The spelling of 11013139 in words is "eleven million, thirteen thousand, one hundred thirty-nine".