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4271 is a prime number

4271 has 2 divisors, whose sum is σ = 4272. Its totient is φ = 4270.

The previous prime is 4261. The next prime is 4273. The reversal of 4271 is 1724.

Added to its reverse (1724) it gives a triangular number (5995 = T109).

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4271 is a prime.

It is a Sophie Germain prime.

Together with 4273, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 4271.

It is not a weakly prime, because it can be changed into another prime (4273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2135 + 2136.

It is an arithmetic number, because the mean of its divisors is an integer number (2136).

24271 is an apocalyptic number.

4271 is a deficient number, since it is larger than the sum of its proper divisors (1).

4271 is an equidigital number, since it uses as much as digits as its factorization.

4271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56, while the sum is 14.

The square root of 4271 is about 65.3528882300. The cubic root of 4271 is about 16.2246943405.

Adding to 4271 its reverse (1724), we get a palindrome (5995).

The spelling of 4271 in words is "four thousand, two hundred seventy-one", and thus it is an iban number.