271668871 has 2 divisors, whose sum is σ = 271668872. Its totient is φ = 271668870.

The previous prime is 271668811. The next prime is 271668889. The reversal of 271668871 is 178866172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-271668871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271668811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135834435 + 135834436.

It is an arithmetic number, because the mean of its divisors is an integer number (135834436).

Almost surely, 2^271668871 is an apocalyptic number.

271668871 is a deficient number, since it is larger than the sum of its proper divisors (1).

271668871 is an equidigital number, since it uses as much as digits as its factorization.

271668871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 46.

The square root of 271668871 is about 16482.3806229561. The cubic root of 271668871 is about 647.6593296135.

The spelling of 271668871 in words is "two hundred seventy-one million, six hundred sixty-eight thousand, eight hundred seventy-one".