111214589 has 2 divisors, whose sum is σ = 111214590. Its totient is φ = 111214588.

The previous prime is 111214583. The next prime is 111214603. The reversal of 111214589 is 985412111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101808100 + 9406489 = 10090^2 + 3067^2 .

It is an emirp because it is prime and its reverse (985412111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111214589 - 2²⁰ = 110166013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111214583) 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 as a sum of consecutive naturals, namely, 55607294 + 55607295.

It is an arithmetic number, because the mean of its divisors is an integer number (55607295).

Almost surely, 2^111214589 is an apocalyptic number.

It is an amenable number.

111214589 is a deficient number, since it is larger than the sum of its proper divisors (1).

111214589 is an equidigital number, since it uses as much as digits as its factorization.

111214589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 32.

The square root of 111214589 is about 10545.8327788753. The cubic root of 111214589 is about 480.8990514045.

The spelling of 111214589 in words is "one hundred eleven million, two hundred fourteen thousand, five hundred eighty-nine".