11521112 has 16 divisors (see below), whose sum is σ = 21648600. Its totient is φ = 5748160.

The previous prime is 11521051. The next prime is 11521187. The reversal of 11521112 is 21112511.

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 3 ways as a sum of consecutive naturals, for example, 3287 + ... + 5817.

Almost surely, 2^11521112 is an apocalyptic number.

It is an amenable number.

11521112 is a deficient number, since it is larger than the sum of its proper divisors (10127488).

11521112 is a wasteful number, since it uses less digits than its factorization.

11521112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3106 (or 3102 counting only the distinct ones).

The product of its digits is 20, while the sum is 14.

The square root of 11521112 is about 3394.2763588135. The cubic root of 11521112 is about 225.8559135870.

Adding to 11521112 its reverse (21112511), we get a palindrome (32633623).

The spelling of 11521112 in words is "eleven million, five hundred twenty-one thousand, one hundred twelve".