89135659 has 2 divisors, whose sum is σ = 89135660. Its totient is φ = 89135658.

The previous prime is 89135617. The next prime is 89135663. The reversal of 89135659 is 95653198.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89135659 - 2¹⁵ = 89102891 is a prime.

It is not a weakly prime, because it can be changed into another prime (89135759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44567829 + 44567830.

It is an arithmetic number, because the mean of its divisors is an integer number (44567830).

Almost surely, 2^89135659 is an apocalyptic number.

89135659 is a deficient number, since it is larger than the sum of its proper divisors (1).

89135659 is an equidigital number, since it uses as much as digits as its factorization.

89135659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 46.

The square root of 89135659 is about 9441.1683069417. The cubic root of 89135659 is about 446.7012419091.

The spelling of 89135659 in words is "eighty-nine million, one hundred thirty-five thousand, six hundred fifty-nine".