2065141509 has 16 divisors (see below), whose sum is σ = 2808013824. Its totient is φ = 1349769200.

The previous prime is 2065141501. The next prime is 2065141537. The reversal of 2065141509 is 9051415602.

It is a cyclic number.

It is not a de Polignac number, because 2065141509 - 2³ = 2065141501 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2065141509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065141501) 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 15 ways as a sum of consecutive naturals, for example, 964 + ... + 64274.

It is an arithmetic number, because the mean of its divisors is an integer number (175500864).

Almost surely, 2^2065141509 is an apocalyptic number.

It is an amenable number.

2065141509 is a deficient number, since it is larger than the sum of its proper divisors (742872315).

2065141509 is a wasteful number, since it uses less digits than its factorization.

2065141509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63528.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 2065141509 is about 45443.8280627854. The cubic root of 2065141509 is about 1273.4540296505.

The spelling of 2065141509 in words is "two billion, sixty-five million, one hundred forty-one thousand, five hundred nine".