6120126909 has 16 divisors (see below), whose sum is σ = 9764305600. Its totient is φ = 3766231728.

The previous prime is 6120126893. The next prime is 6120126937. The reversal of 6120126909 is 9096210216.

6120126909 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6120126909 - 2⁴ = 6120126893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6120126959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8717779 + ... + 8718480.

It is an arithmetic number, because the mean of its divisors is an integer number (610269100).

Almost surely, 2^6120126909 is an apocalyptic number.

It is an amenable number.

6120126909 is a deficient number, since it is larger than the sum of its proper divisors (3644178691).

6120126909 is a wasteful number, since it uses less digits than its factorization.

6120126909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17436281 (or 17436275 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 6120126909 is about 78231.2399812249. The cubic root of 6120126909 is about 1829.1674982514.

The spelling of 6120126909 in words is "six billion, one hundred twenty million, one hundred twenty-six thousand, nine hundred nine".