5821271 has 2 divisors, whose sum is σ = 5821272. Its totient is φ = 5821270.

The previous prime is 5821243. The next prime is 5821289. The reversal of 5821271 is 1721285.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5821271 - 2¹⁰ = 5820247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5821271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5821171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2910635 + 2910636.

It is an arithmetic number, because the mean of its divisors is an integer number (2910636).

Almost surely, 2^5821271 is an apocalyptic number.

5821271 is a deficient number, since it is larger than the sum of its proper divisors (1).

5821271 is an equidigital number, since it uses as much as digits as its factorization.

5821271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1120, while the sum is 26.

The square root of 5821271 is about 2412.7310252077. The cubic root of 5821271 is about 179.8895515840.

The spelling of 5821271 in words is "five million, eight hundred twenty-one thousand, two hundred seventy-one".