9081121208 has 32 divisors (see below), whose sum is σ = 17081161200. Its totient is φ = 4526172672.

The previous prime is 9081121207. The next prime is 9081121213. The reversal of 9081121208 is 8021211809.

9081121208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9081121207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4837166 + ... + 4839042.

Almost surely, 2^9081121208 is an apocalyptic number.

It is an amenable number.

9081121208 is a deficient number, since it is larger than the sum of its proper divisors (8000039992).

9081121208 is a wasteful number, since it uses less digits than its factorization.

9081121208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3479 (or 3475 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 32.

The square root of 9081121208 is about 95294.9170103002. The cubic root of 9081121208 is about 2086.3147290422.

The spelling of 9081121208 in words is "nine billion, eighty-one million, one hundred twenty-one thousand, two hundred eight".