4120427309 has 16 divisors (see below), whose sum is σ = 4442739840. Its totient is φ = 3807175680.

The previous prime is 4120427291. The next prime is 4120427317. The reversal of 4120427309 is 9037240214.

It is a cyclic number.

It is not a de Polignac number, because 4120427309 - 2²⁴ = 4103650093 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 (4120427009) 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, 881312 + ... + 885974.

It is an arithmetic number, because the mean of its divisors is an integer number (277671240).

Almost surely, 2^4120427309 is an apocalyptic number.

It is an amenable number.

4120427309 is a deficient number, since it is larger than the sum of its proper divisors (322312531).

4120427309 is a wasteful number, since it uses less digits than its factorization.

4120427309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5620.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 4120427309 is about 64190.5546712287. The cubic root of 4120427309 is about 1603.1743372672.

The spelling of 4120427309 in words is "four billion, one hundred twenty million, four hundred twenty-seven thousand, three hundred nine".