11113129 has 2 divisors, whose sum is σ = 11113130. Its totient is φ = 11113128.

The previous prime is 11113111. The next prime is 11113153. The reversal of 11113129 is 92131111.

11113129 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 can be written as a sum of positive squares in only one way, i.e., 10989225 + 123904 = 3315^2 + 352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11113129 is a prime.

It is not a weakly prime, because it can be changed into another prime (11113169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556564 + 5556565.

It is an arithmetic number, because the mean of its divisors is an integer number (5556565).

Almost surely, 2^11113129 is an apocalyptic number.

It is an amenable number.

11113129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113129 is an equidigital number, since it uses as much as digits as its factorization.

11113129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54, while the sum is 19.

The square root of 11113129 is about 3333.6360029253. The cubic root of 11113129 is about 223.1578242895.

The spelling of 11113129 in words is "eleven million, one hundred thirteen thousand, one hundred twenty-nine".