2064745171 has 4 divisors (see below), whose sum is σ = 2067298200. Its totient is φ = 2062192144.

The previous prime is 2064745157. The next prime is 2064745187. The reversal of 2064745171 is 1715474602.

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 2064745171 - 2⁹ = 2064744659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2064745171.

It is not an unprimeable number, because it can be changed into a prime (2064745271) 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, 1275301 + ... + 1276918.

It is an arithmetic number, because the mean of its divisors is an integer number (516824550).

Almost surely, 2^2064745171 is an apocalyptic number.

2064745171 is a deficient number, since it is larger than the sum of its proper divisors (2553029).

2064745171 is an equidigital number, since it uses as much as digits as its factorization.

2064745171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553028.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 2064745171 is about 45439.4671073506. The cubic root of 2064745171 is about 1273.3725581529.

The spelling of 2064745171 in words is "two billion, sixty-four million, seven hundred forty-five thousand, one hundred seventy-one".