11128133 has 2 divisors, whose sum is σ = 11128134. Its totient is φ = 11128132.

The previous prime is 11128111. The next prime is 11128147. The reversal of 11128133 is 33182111.

11128133 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., 9443329 + 1684804 = 3073^2 + 1298^2 .

It is a cyclic number.

It is not a de Polignac number, because 11128133 - 2⁶ = 11128069 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11148133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5564066 + 5564067.

It is an arithmetic number, because the mean of its divisors is an integer number (5564067).

Almost surely, 2^11128133 is an apocalyptic number.

It is an amenable number.

11128133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11128133 is an equidigital number, since it uses as much as digits as its factorization.

11128133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 20.

The square root of 11128133 is about 3335.8856395266. The cubic root of 11128133 is about 223.2582086871.

The spelling of 11128133 in words is "eleven million, one hundred twenty-eight thousand, one hundred thirty-three".