111445056 has 84 divisors (see below), whose sum is σ = 321667632. Its totient is φ = 36889344.

The previous prime is 111445049. The next prime is 111445069. The reversal of 111445056 is 650544111.

111445056 is a `hidden beast` number, since 11 + 144 + 505 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93295 + ... + 94481.

Almost surely, 2^111445056 is an apocalyptic number.

111445056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111445056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160833816).

111445056 is an abundant number, since it is smaller than the sum of its proper divisors (210222576).

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

111445056 is a wasteful number, since it uses less digits than its factorization.

111445056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1355 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 111445056 is about 10556.7540465808. The cubic root of 111445056 is about 481.2310069302.

Adding to 111445056 its reverse (650544111), we get a palindrome (761989167).

The spelling of 111445056 in words is "one hundred eleven million, four hundred forty-five thousand, fifty-six".