111441996 has 18 divisors (see below), whose sum is σ = 281700692. Its totient is φ = 37147320.

The previous prime is 111441989. The next prime is 111442003. The reversal of 111441996 is 699144111.

It is an interprime number because it is at equal distance from previous prime (111441989) and next prime (111442003).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3095611 = 111441996 / (1 + 1 + 1 + 4 + 4 + 1 + 9 + 9 + 6).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 111441996.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1547770 + ... + 1547841.

Almost surely, 2^111441996 is an apocalyptic number.

It is an amenable number.

111441996 is an abundant number, since it is smaller than the sum of its proper divisors (170258696).

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

111441996 is a wasteful number, since it uses less digits than its factorization.

111441996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095621 (or 3095616 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The square root of 111441996 is about 10556.6091146731. The cubic root of 111441996 is about 481.2266024269.

The spelling of 111441996 in words is "one hundred eleven million, four hundred forty-one thousand, nine hundred ninety-six".