11189872 has 10 divisors (see below), whose sum is σ = 21680408. Its totient is φ = 5594928.

The previous prime is 11189869. The next prime is 11189903. The reversal of 11189872 is 27898111.

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 as a sum of consecutive naturals, namely, 349668 + ... + 349699.

Almost surely, 2^11189872 is an apocalyptic number.

It is an amenable number.

11189872 is a deficient number, since it is larger than the sum of its proper divisors (10490536).

11189872 is an equidigital number, since it uses as much as digits as its factorization.

11189872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699375 (or 699369 counting only the distinct ones).

The product of its digits is 8064, while the sum is 37.

The square root of 11189872 is about 3345.1266044800. The cubic root of 11189872 is about 223.6703271155.

The spelling of 11189872 in words is "eleven million, one hundred eighty-nine thousand, eight hundred seventy-two".