111132056 has 32 divisors (see below), whose sum is σ = 240464640. Its totient is φ = 47163168.

The previous prime is 111132041. The next prime is 111132059. The reversal of 111132056 is 650231111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3866 + ... + 15401.

It is an arithmetic number, because the mean of its divisors is an integer number (7514520).

Almost surely, 2^111132056 is an apocalyptic number.

It is an amenable number.

111132056 is an abundant number, since it is smaller than the sum of its proper divisors (129332584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111132056 is a wasteful number, since it uses less digits than its factorization.

111132056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19383 (or 19379 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 111132056 is about 10541.9189903926. The cubic root of 111132056 is about 480.7800626282.

Adding to 111132056 its reverse (650231111), we get a palindrome (761363167).

The spelling of 111132056 in words is "one hundred eleven million, one hundred thirty-two thousand, fifty-six".