5566271 has 2 divisors, whose sum is σ = 5566272. Its totient is φ = 5566270.

The previous prime is 5566241. The next prime is 5566273. The reversal of 5566271 is 1726655.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5566271 - 2¹⁰ = 5565247 is a prime.

It is a Sophie Germain prime.

Together with 5566273, 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 (5566273) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2783135 + 2783136.

It is an arithmetic number, because the mean of its divisors is an integer number (2783136).

Almost surely, 2^5566271 is an apocalyptic number.

5566271 is a deficient number, since it is larger than the sum of its proper divisors (1).

5566271 is an equidigital number, since it uses as much as digits as its factorization.

5566271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 32.

The square root of 5566271 is about 2359.2945979678. The cubic root of 5566271 is about 177.2235569882.

The spelling of 5566271 in words is "five million, five hundred sixty-six thousand, two hundred seventy-one".