16797271 has 2 divisors, whose sum is σ = 16797272. Its totient is φ = 16797270.

The previous prime is 16797269. The next prime is 16797281. The reversal of 16797271 is 17279761.

It is a weak prime.

It is an emirp because it is prime and its reverse (17279761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16797271 - 2¹ = 16797269 is a prime.

Together with 16797269, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16797281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8398635 + 8398636.

It is an arithmetic number, because the mean of its divisors is an integer number (8398636).

Almost surely, 2^16797271 is an apocalyptic number.

16797271 is a deficient number, since it is larger than the sum of its proper divisors (1).

16797271 is an equidigital number, since it uses as much as digits as its factorization.

16797271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37044, while the sum is 40.

The square root of 16797271 is about 4098.4473889511. The cubic root of 16797271 is about 256.1019643872.

The spelling of 16797271 in words is "sixteen million, seven hundred ninety-seven thousand, two hundred seventy-one".