111386712 has 32 divisors (see below), whose sum is σ = 278855280. Its totient is φ = 37077120.

The previous prime is 111386707. The next prime is 111386719. The reversal of 111386712 is 217683111.

It is a super-2 number, since 2×111386712² = 24813999220341888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111386712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111386719) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16878 + ... + 22530.

Almost surely, 2^111386712 is an apocalyptic number.

111386712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111386712 is an abundant number, since it is smaller than the sum of its proper divisors (167468568).

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

111386712 is a wasteful number, since it uses less digits than its factorization.

111386712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6483 (or 6479 counting only the distinct ones).

The product of its digits is 2016, while the sum is 30.

The square root of 111386712 is about 10553.9903354134. The cubic root of 111386712 is about 481.1470138430.

The spelling of 111386712 in words is "one hundred eleven million, three hundred eighty-six thousand, seven hundred twelve".