271983317 has 2 divisors, whose sum is σ = 271983318. Its totient is φ = 271983316.

The previous prime is 271983307. The next prime is 271983319. The reversal of 271983317 is 713389172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153412996 + 118570321 = 12386^2 + 10889^2 .

It is a cyclic number.

It is not a de Polignac number, because 271983317 - 2¹⁸ = 271721173 is a prime.

Together with 271983319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271983319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135991658 + 135991659.

It is an arithmetic number, because the mean of its divisors is an integer number (135991659).

Almost surely, 2^271983317 is an apocalyptic number.

It is an amenable number.

271983317 is a deficient number, since it is larger than the sum of its proper divisors (1).

271983317 is an equidigital number, since it uses as much as digits as its factorization.

271983317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 41.

The square root of 271983317 is about 16491.9167169859. The cubic root of 271983317 is about 647.9091133073.

The spelling of 271983317 in words is "two hundred seventy-one million, nine hundred eighty-three thousand, three hundred seventeen".