108943589 has 2 divisors, whose sum is σ = 108943590. Its totient is φ = 108943588.

The previous prime is 108943573. The next prime is 108943649. The reversal of 108943589 is 985349801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108847489 + 96100 = 10433^2 + 310^2 .

It is a cyclic number.

It is not a de Polignac number, because 108943589 - 2⁴ = 108943573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108943489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54471794 + 54471795.

It is an arithmetic number, because the mean of its divisors is an integer number (54471795).

Almost surely, 2^108943589 is an apocalyptic number.

It is an amenable number.

108943589 is a deficient number, since it is larger than the sum of its proper divisors (1).

108943589 is an equidigital number, since it uses as much as digits as its factorization.

108943589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 108943589 is about 10437.6045623505. The cubic root of 108943589 is about 477.6031980016.

The spelling of 108943589 in words is "one hundred eight million, nine hundred forty-three thousand, five hundred eighty-nine".