271820430943 has 2 divisors, whose sum is σ = 271820430944. Its totient is φ = 271820430942.

The previous prime is 271820430941. The next prime is 271820431009. The reversal of 271820430943 is 349034028172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 271820430943 - 2¹ = 271820430941 is a prime.

Together with 271820430941, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 271820430943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271820430941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135910215471 + 135910215472.

It is an arithmetic number, because the mean of its divisors is an integer number (135910215472).

Almost surely, 2^271820430943 is an apocalyptic number.

271820430943 is a deficient number, since it is larger than the sum of its proper divisors (1).

271820430943 is an equidigital number, since it uses as much as digits as its factorization.

271820430943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 271820430943 in words is "two hundred seventy-one billion, eight hundred twenty million, four hundred thirty thousand, nine hundred forty-three".