11828111 has 2 divisors, whose sum is σ = 11828112. Its totient is φ = 11828110.

The previous prime is 11828087. The next prime is 11828119. The reversal of 11828111 is 11182811.

11828111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11828111 - 2²² = 7633807 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11828119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5914055 + 5914056.

It is an arithmetic number, because the mean of its divisors is an integer number (5914056).

Almost surely, 2^11828111 is an apocalyptic number.

11828111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11828111 is an equidigital number, since it uses as much as digits as its factorization.

11828111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128, while the sum is 23.

The square root of 11828111 is about 3439.2020876942. The cubic root of 11828111 is about 227.8444550561.

The spelling of 11828111 in words is "eleven million, eight hundred twenty-eight thousand, one hundred eleven".