11189401 has 2 divisors, whose sum is σ = 11189402. Its totient is φ = 11189400.

The previous prime is 11189393. The next prime is 11189441. The reversal of 11189401 is 10498111.

11189401 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., 7027801 + 4161600 = 2651^2 + 2040^2 .

It is a cyclic number.

It is not a de Polignac number, because 11189401 - 2³ = 11189393 is a prime.

It is not a weakly prime, because it can be changed into another prime (11189441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5594700 + 5594701.

It is an arithmetic number, because the mean of its divisors is an integer number (5594701).

Almost surely, 2^11189401 is an apocalyptic number.

It is an amenable number.

11189401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11189401 is an equidigital number, since it uses as much as digits as its factorization.

11189401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 11189401 is about 3345.0562028163. The cubic root of 11189401 is about 223.6671888549.

The spelling of 11189401 in words is "eleven million, one hundred eighty-nine thousand, four hundred one".