111061608 has 64 divisors (see below), whose sum is σ = 321822720. Its totient is φ = 31281600.

The previous prime is 111061603. The next prime is 111061633. The reversal of 111061608 is 806160111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (111061603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7273 + ... + 16583.

It is an arithmetic number, because the mean of its divisors is an integer number (5028480).

Almost surely, 2^111061608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111061608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160911360).

111061608 is an abundant number, since it is smaller than the sum of its proper divisors (210761112).

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

111061608 is a wasteful number, since it uses less digits than its factorization.

111061608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9398 (or 9394 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 111061608 is about 10538.5771335603. The cubic root of 111061608 is about 480.6784503228.

The spelling of 111061608 in words is "one hundred eleven million, sixty-one thousand, six hundred eight".