111358288159 has 16 divisors (see below), whose sum is σ = 115490473920. Its totient is φ = 107245976320.

The previous prime is 111358288109. The next prime is 111358288193. The reversal of 111358288159 is 951882853111.

It is a cyclic number.

It is not a de Polignac number, because 111358288159 - 2⁹ = 111358287647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111358288109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21115947 + ... + 21121219.

It is an arithmetic number, because the mean of its divisors is an integer number (7218154620).

Almost surely, 2^111358288159 is an apocalyptic number.

111358288159 is a deficient number, since it is larger than the sum of its proper divisors (4132185761).

111358288159 is an equidigital number, since it uses as much as digits as its factorization.

111358288159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010.

The product of its digits is 691200, while the sum is 52.

The spelling of 111358288159 in words is "one hundred eleven billion, three hundred fifty-eight million, two hundred eighty-eight thousand, one hundred fifty-nine".