89595109 has 2 divisors, whose sum is σ = 89595110. Its totient is φ = 89595108.

The previous prime is 89595073. The next prime is 89595119. The reversal of 89595109 is 90159598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57988225 + 31606884 = 7615^2 + 5622^2 .

It is a cyclic number.

It is not a de Polignac number, because 89595109 - 2¹¹ = 89593061 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 (89595119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44797554 + 44797555.

It is an arithmetic number, because the mean of its divisors is an integer number (44797555).

Almost surely, 2^89595109 is an apocalyptic number.

It is an amenable number.

89595109 is a deficient number, since it is larger than the sum of its proper divisors (1).

89595109 is an equidigital number, since it uses as much as digits as its factorization.

89595109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 46.

The square root of 89595109 is about 9465.4692963424. The cubic root of 89595109 is about 447.4674345600.

The spelling of 89595109 in words is "eighty-nine million, five hundred ninety-five thousand, one hundred nine".