2339871771 has 4 divisors (see below), whose sum is σ = 3119829032. Its totient is φ = 1559914512.

The previous prime is 2339871707. The next prime is 2339871791. The reversal of 2339871771 is 1771789332.

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

It is not a de Polignac number, because 2339871771 - 2⁶ = 2339871707 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 2339871771.

It is not an unprimeable number, because it can be changed into a prime (2339871791) 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, 389978626 + ... + 389978631.

It is an arithmetic number, because the mean of its divisors is an integer number (779957258).

Almost surely, 2^2339871771 is an apocalyptic number.

2339871771 is a deficient number, since it is larger than the sum of its proper divisors (779957261).

2339871771 is an equidigital number, since it uses as much as digits as its factorization.

2339871771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779957260.

The product of its digits is 444528, while the sum is 48.

The square root of 2339871771 is about 48372.2210674681. The cubic root of 2339871771 is about 1327.5901432965.

The spelling of 2339871771 in words is "two billion, three hundred thirty-nine million, eight hundred seventy-one thousand, seven hundred seventy-one".