111084185845 has 8 divisors (see below), whose sum is σ = 134150075064. Its totient is φ = 88301313984.

The previous prime is 111084185831. The next prime is 111084185857. The reversal of 111084185845 is 548581480111.

It can be written as a sum of positive squares in 4 ways, for example, as 13293316 + 111070892529 = 3646^2 + 333273^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111084185845 - 2⁷ = 111084185717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111084185795 and 111084185804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70753474 + ... + 70755043.

It is an arithmetic number, because the mean of its divisors is an integer number (16768759383).

Almost surely, 2^111084185845 is an apocalyptic number.

It is an amenable number.

111084185845 is a deficient number, since it is larger than the sum of its proper divisors (23065889219).

111084185845 is a wasteful number, since it uses less digits than its factorization.

111084185845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141508679.

The product of its (nonzero) digits is 204800, while the sum is 46.

The spelling of 111084185845 in words is "one hundred eleven billion, eighty-four million, one hundred eighty-five thousand, eight hundred forty-five".