5809871 has 2 divisors, whose sum is σ = 5809872. Its totient is φ = 5809870.

The previous prime is 5809861. The next prime is 5809873. The reversal of 5809871 is 1789085.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5809871 is a prime.

Together with 5809873, 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 (5809873) 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, 2904935 + 2904936.

It is an arithmetic number, because the mean of its divisors is an integer number (2904936).

Almost surely, 2^5809871 is an apocalyptic number.

5809871 is a deficient number, since it is larger than the sum of its proper divisors (1).

5809871 is an equidigital number, since it uses as much as digits as its factorization.

5809871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 38.

The square root of 5809871 is about 2410.3673993813. The cubic root of 5809871 is about 179.7720468314.

The spelling of 5809871 in words is "five million, eight hundred nine thousand, eight hundred seventy-one".