9099549089 has 2 divisors, whose sum is σ = 9099549090. Its totient is φ = 9099549088.

The previous prime is 9099549059. The next prime is 9099549091. The reversal of 9099549089 is 9809459909.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7772185600 + 1327363489 = 88160^2 + 36433^2 .

It is a cyclic number.

It is not a de Polignac number, because 9099549089 - 2²⁸ = 8831113633 is a prime.

Together with 9099549091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9099549029) 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, 4549774544 + 4549774545.

It is an arithmetic number, because the mean of its divisors is an integer number (4549774545).

Almost surely, 2^9099549089 is an apocalyptic number.

It is an amenable number.

9099549089 is a deficient number, since it is larger than the sum of its proper divisors (1).

9099549089 is an equidigital number, since it uses as much as digits as its factorization.

9099549089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9447840, while the sum is 62.

The square root of 9099549089 is about 95391.5566965966. The cubic root of 9099549089 is about 2087.7249948076.

The spelling of 9099549089 in words is "nine billion, ninety-nine million, five hundred forty-nine thousand, eighty-nine".