9009412120 has 32 divisors (see below), whose sum is σ = 20273878800. Its totient is φ = 3603284608.

The previous prime is 9009412103. The next prime is 9009412129. The reversal of 9009412120 is 212149009.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9009412129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 590022 + ... + 605098.

Almost surely, 2^9009412120 is an apocalyptic number.

It is an amenable number.

9009412120 is an abundant number, since it is smaller than the sum of its proper divisors (11264466680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9009412120 is a wasteful number, since it uses less digits than its factorization.

9009412120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30027 (or 30023 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 9009412120 is about 94917.9230704086. The cubic root of 9009412120 is about 2080.8086814846.

The spelling of 9009412120 in words is "nine billion, nine million, four hundred twelve thousand, one hundred twenty".