111384117 has 12 divisors (see below), whose sum is σ = 173264364. Its totient is φ = 68544000.

The previous prime is 111384103. The next prime is 111384127. The reversal of 111384117 is 711483111.

It can be written as a sum of positive squares in 2 ways, for example, as 14676561 + 96707556 = 3831^2 + 9834^2 .

It is not a de Polignac number, because 111384117 - 2⁸ = 111383861 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111384127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 475884 + ... + 476117.

It is an arithmetic number, because the mean of its divisors is an integer number (14438697).

Almost surely, 2^111384117 is an apocalyptic number.

It is an amenable number.

111384117 is a deficient number, since it is larger than the sum of its proper divisors (61880247).

111384117 is a wasteful number, since it uses less digits than its factorization.

111384117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952020 (or 952017 counting only the distinct ones).

The product of its digits is 672, while the sum is 27.

The square root of 111384117 is about 10553.8673954148. The cubic root of 111384117 is about 481.1432773524.

The spelling of 111384117 in words is "one hundred eleven million, three hundred eighty-four thousand, one hundred seventeen".