111394416 has 80 divisors (see below), whose sum is σ = 346208000. Its totient is φ = 30150144.

The previous prime is 111394411. The next prime is 111394427. The reversal of 111394416 is 614493111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111394411) 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, 2341 + ... + 15108.

It is an arithmetic number, because the mean of its divisors is an integer number (4327600).

Almost surely, 2^111394416 is an apocalyptic number.

111394416 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 111394416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173104000).

111394416 is an abundant number, since it is smaller than the sum of its proper divisors (234813584).

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

111394416 is a wasteful number, since it uses less digits than its factorization.

111394416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17486 (or 17480 counting only the distinct ones).

The product of its digits is 2592, while the sum is 30.

The square root of 111394416 is about 10554.3553095393. The cubic root of 111394416 is about 481.1581063425.

The spelling of 111394416 in words is "one hundred eleven million, three hundred ninety-four thousand, four hundred sixteen".