111589017143 has 2 divisors, whose sum is σ = 111589017144. Its totient is φ = 111589017142.

The previous prime is 111589017121. The next prime is 111589017179. The reversal of 111589017143 is 341710985111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111589017143 - 2²⁶ = 111521908279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111589017143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111589017443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55794508571 + 55794508572.

It is an arithmetic number, because the mean of its divisors is an integer number (55794508572).

Almost surely, 2^111589017143 is an apocalyptic number.

111589017143 is a deficient number, since it is larger than the sum of its proper divisors (1).

111589017143 is an equidigital number, since it uses as much as digits as its factorization.

111589017143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 41.

The spelling of 111589017143 in words is "one hundred eleven billion, five hundred eighty-nine million, seventeen thousand, one hundred forty-three".