111084185849 has 48 divisors (see below), whose sum is σ = 142148059200. Its totient is φ = 86017147776.

The previous prime is 111084185831. The next prime is 111084185857. The reversal of 111084185849 is 948581480111.

It is not a de Polignac number, because 111084185849 - 2¹² = 111084181753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111084185797 and 111084185806.

It is not an unprimeable number, because it can be changed into a prime (111084185809) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 8600054 + ... + 8612960.

It is an arithmetic number, because the mean of its divisors is an integer number (2961417900).

Almost surely, 2^111084185849 is an apocalyptic number.

It is an amenable number.

111084185849 is a deficient number, since it is larger than the sum of its proper divisors (31063873351).

111084185849 is a wasteful number, since it uses less digits than its factorization.

111084185849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13222 (or 13215 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 50.

The spelling of 111084185849 in words is "one hundred eleven billion, eighty-four million, one hundred eighty-five thousand, eight hundred forty-nine".