111890064 has 80 divisors (see below), whose sum is σ = 339603264. Its totient is φ = 31296000.

The previous prime is 111890063. The next prime is 111890071. The reversal of 111890064 is 460098111.

It is not an unprimeable number, because it can be changed into a prime (111890063) 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, 1287 + ... + 15014.

Almost surely, 2^111890064 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 111890064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169801632).

111890064 is an abundant number, since it is smaller than the sum of its proper divisors (227713200).

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

111890064 is a wasteful number, since it uses less digits than its factorization.

111890064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16336 (or 16330 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 111890064 is about 10577.8099812768. The cubic root of 111890064 is about 481.8706860850.

The spelling of 111890064 in words is "one hundred eleven million, eight hundred ninety thousand, sixty-four".