111442716 has 144 divisors (see below), whose sum is σ = 364465920. Its totient is φ = 28926720.

The previous prime is 111442691. The next prime is 111442717. The reversal of 111442716 is 617244111.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 111442716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442717) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74100 + ... + 75588.

Almost surely, 2^111442716 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 111442716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182232960).

111442716 is an abundant number, since it is smaller than the sum of its proper divisors (253023204).

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

111442716 is a wasteful number, since it uses less digits than its factorization.

111442716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526 (or 1512 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 111442716 is about 10556.6432164775. The cubic root of 111442716 is about 481.2276387878.

Adding to 111442716 its reverse (617244111), we get a palindrome (728686827).

The spelling of 111442716 in words is "one hundred eleven million, four hundred forty-two thousand, seven hundred sixteen".