99360889 has 2 divisors, whose sum is σ = 99360890. Its totient is φ = 99360888.

The previous prime is 99360881. The next prime is 99360893. The reversal of 99360889 is 98806399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75429225 + 23931664 = 8685^2 + 4892^2 .

It is an emirp because it is prime and its reverse (98806399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99360889 - 2³ = 99360881 is a prime.

It is not a weakly prime, because it can be changed into another prime (99360881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49680444 + 49680445.

It is an arithmetic number, because the mean of its divisors is an integer number (49680445).

Almost surely, 2^99360889 is an apocalyptic number.

It is an amenable number.

99360889 is a deficient number, since it is larger than the sum of its proper divisors (1).

99360889 is an equidigital number, since it uses as much as digits as its factorization.

99360889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 99360889 is about 9967.9932283284. The cubic root of 99360889 is about 463.1679391152.

The spelling of 99360889 in words is "ninety-nine million, three hundred sixty thousand, eight hundred eighty-nine".