111693372 has 96 divisors (see below), whose sum is σ = 313098240. Its totient is φ = 30317760.

The previous prime is 111693371. The next prime is 111693377. The reversal of 111693372 is 273396111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111693371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153273 + ... + 153999.

It is an arithmetic number, because the mean of its divisors is an integer number (3261440).

Almost surely, 2^111693372 is an apocalyptic number.

111693372 is a gapful number since it is divisible by the number (12) 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 111693372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156549120).

111693372 is an abundant number, since it is smaller than the sum of its proper divisors (201404868).

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

111693372 is a wasteful number, since it uses less digits than its factorization.

111693372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831 (or 829 counting only the distinct ones).

The product of its digits is 6804, while the sum is 33.

The square root of 111693372 is about 10568.5085040416. The cubic root of 111693372 is about 481.5881596538.

It can be divided in two parts, 11169 and 3372, that added together give a palindrome (14541).

The spelling of 111693372 in words is "one hundred eleven million, six hundred ninety-three thousand, three hundred seventy-two".