6120444209 has 4 divisors (see below), whose sum is σ = 6676848240. Its totient is φ = 5564040180.

The previous prime is 6120444149. The next prime is 6120444221. The reversal of 6120444209 is 9024440216.

6120444209 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6120444209 - 2²⁴ = 6103666993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6120444409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278201999 + ... + 278202020.

It is an arithmetic number, because the mean of its divisors is an integer number (1669212060).

Almost surely, 2^6120444209 is an apocalyptic number.

It is an amenable number.

6120444209 is a deficient number, since it is larger than the sum of its proper divisors (556404031).

6120444209 is a wasteful number, since it uses less digits than its factorization.

6120444209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556404030.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 6120444209 is about 78233.2679171719. The cubic root of 6120444209 is about 1829.1991089694.

The spelling of 6120444209 in words is "six billion, one hundred twenty million, four hundred forty-four thousand, two hundred nine".