2143313327 has 2 divisors, whose sum is σ = 2143313328. Its totient is φ = 2143313326.

The previous prime is 2143313251. The next prime is 2143313329. The reversal of 2143313327 is 7233133412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2143313327 - 2²² = 2139119023 is a prime.

Together with 2143313329, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2143313327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2143313329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071656663 + 1071656664.

It is an arithmetic number, because the mean of its divisors is an integer number (1071656664).

Almost surely, 2^2143313327 is an apocalyptic number.

2143313327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143313327 is an equidigital number, since it uses as much as digits as its factorization.

2143313327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 29.

The square root of 2143313327 is about 46295.9320783155. The cubic root of 2143313327 is about 1289.3234693498.

Adding to 2143313327 its reverse (7233133412), we get a palindrome (9376446739).

The spelling of 2143313327 in words is "two billion, one hundred forty-three million, three hundred thirteen thousand, three hundred twenty-seven".