111348912 has 80 divisors (see below), whose sum is σ = 309703392. Its totient is φ = 34344960.

The previous prime is 111348889. The next prime is 111348971. The reversal of 111348912 is 219843111.

It is a self number, because there is not a number n which added to its sum of digits gives 111348912.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48658 + ... + 50894.

Almost surely, 2^111348912 is an apocalyptic number.

111348912 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 111348912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154851696).

111348912 is an abundant number, since it is smaller than the sum of its proper divisors (198354480).

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

111348912 is a wasteful number, since it uses less digits than its factorization.

111348912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326 (or 2320 counting only the distinct ones).

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

The square root of 111348912 is about 10552.1993915960. The cubic root of 111348912 is about 481.0925806150.

The spelling of 111348912 in words is "one hundred eleven million, three hundred forty-eight thousand, nine hundred twelve".