2065330171 has 4 divisors (see below), whose sum is σ = 2070532912. Its totient is φ = 2060127432.

The previous prime is 2065330139. The next prime is 2065330193. The reversal of 2065330171 is 1710335602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2065330171 - 2⁵ = 2065330139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2065330271) 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, 2600775 + ... + 2601568.

It is an arithmetic number, because the mean of its divisors is an integer number (517633228).

Almost surely, 2^2065330171 is an apocalyptic number.

2065330171 is a deficient number, since it is larger than the sum of its proper divisors (5202741).

2065330171 is an equidigital number, since it uses as much as digits as its factorization.

2065330171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202740.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 2065330171 is about 45445.9037868101. The cubic root of 2065330171 is about 1273.4928074723.

Adding to 2065330171 its reverse (1710335602), we get a palindrome (3775665773).

The spelling of 2065330171 in words is "two billion, sixty-five million, three hundred thirty thousand, one hundred seventy-one".