15271 has 2 divisors, whose sum is σ = 15272. Its totient is φ = 15270.

The previous prime is 15269. The next prime is 15277. The reversal of 15271 is 17251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15271 - 2¹ = 15269 is a prime.

Together with 15269, it forms a pair of twin primes.

15271 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7635 + 7636.

It is an arithmetic number, because the mean of its divisors is an integer number (7636).

2¹⁵²⁷¹ is an apocalyptic number.

15271 is a deficient number, since it is larger than the sum of its proper divisors (1).

15271 is an equidigital number, since it uses as much as digits as its factorization.

15271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70, while the sum is 16.

The square root of 15271 is about 123.5758876157. The cubic root of 15271 is about 24.8097559605.

The spelling of 15271 in words is "fifteen thousand, two hundred seventy-one".