9081122109 has 16 divisors (see below), whose sum is σ = 12326775552. Its totient is φ = 5945488128.

The previous prime is 9081122107. The next prime is 9081122117. The reversal of 9081122109 is 9012211809.

It is not a de Polignac number, because 9081122109 - 2¹ = 9081122107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9081122109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9081122107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37957 + ... + 140010.

It is an arithmetic number, because the mean of its divisors is an integer number (770423472).

Almost surely, 2^9081122109 is an apocalyptic number.

It is an amenable number.

9081122109 is a deficient number, since it is larger than the sum of its proper divisors (3245653443).

9081122109 is a wasteful number, since it uses less digits than its factorization.

9081122109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178276.

The product of its (nonzero) digits is 2592, while the sum is 33.

The square root of 9081122109 is about 95294.9217377296. The cubic root of 9081122109 is about 2086.3147980414.

The spelling of 9081122109 in words is "nine billion, eighty-one million, one hundred twenty-two thousand, one hundred nine".