11189125 has 8 divisors (see below), whose sum is σ = 13964184. Its totient is φ = 8951200.

The previous prime is 11189117. The next prime is 11189131. The reversal of 11189125 is 52198111.

It can be written as a sum of positive squares in 4 ways, for example, as 859329 + 10329796 = 927^2 + 3214^2 .

It is not a de Polignac number, because 11189125 - 2³ = 11189117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11189093 and 11189102.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 44632 + ... + 44881.

It is an arithmetic number, because the mean of its divisors is an integer number (1745523).

Almost surely, 2^11189125 is an apocalyptic number.

It is an amenable number.

11189125 is a deficient number, since it is larger than the sum of its proper divisors (2775059).

11189125 is an frugal number, since it uses more digits than its factorization.

11189125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89528 (or 89518 counting only the distinct ones).

The product of its digits is 720, while the sum is 28.

The square root of 11189125 is about 3345.0149476497. The cubic root of 11189125 is about 223.6653498333.

The spelling of 11189125 in words is "eleven million, one hundred eighty-nine thousand, one hundred twenty-five".