111450066 has 128 divisors (see below), whose sum is σ = 289529856. Its totient is φ = 27820800.

The previous prime is 111450047. The next prime is 111450071. The reversal of 111450066 is 660054111.

It is a super-2 number, since 2×111450066² = 24842234422808712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1103416 + ... + 1103516.

It is an arithmetic number, because the mean of its divisors is an integer number (2261952).

Almost surely, 2^111450066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111450066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144764928).

111450066 is an abundant number, since it is smaller than the sum of its proper divisors (178079790).

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

111450066 is a wasteful number, since it uses less digits than its factorization.

111450066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 111450066 is about 10556.9913327614. The cubic root of 111450066 is about 481.2382180508.

The spelling of 111450066 in words is "one hundred eleven million, four hundred fifty thousand, sixty-six".