111863376 has 80 divisors (see below), whose sum is σ = 331486720. Its totient is φ = 36080640.

The previous prime is 111863371. The next prime is 111863387. The reversal of 111863376 is 673368111.

111863376 is a `hidden beast` number, since 1 + 1 + 18 + 633 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 111863376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111863371) 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 15 ways as a sum of consecutive naturals, for example, 9216 + ... + 17568.

It is an arithmetic number, because the mean of its divisors is an integer number (4143584).

Almost surely, 2^111863376 is an apocalyptic number.

111863376 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 111863376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165743360).

111863376 is an abundant number, since it is smaller than the sum of its proper divisors (219623344).

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

111863376 is a wasteful number, since it uses less digits than its factorization.

111863376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8401 (or 8389 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 111863376 is about 10576.5483972797. The cubic root of 111863376 is about 481.8323711324.

The spelling of 111863376 in words is "one hundred eleven million, eight hundred sixty-three thousand, three hundred seventy-six".