5851871 has 2 divisors, whose sum is σ = 5851872. Its totient is φ = 5851870.

The previous prime is 5851849. The next prime is 5851873. The reversal of 5851871 is 1781585.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5851871 is a prime.

It is a Sophie Germain prime.

Together with 5851873, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5851873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2925935 + 2925936.

It is an arithmetic number, because the mean of its divisors is an integer number (2925936).

Almost surely, 2^5851871 is an apocalyptic number.

5851871 is a deficient number, since it is larger than the sum of its proper divisors (1).

5851871 is an equidigital number, since it uses as much as digits as its factorization.

5851871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11200, while the sum is 35.

The square root of 5851871 is about 2419.0640752159. The cubic root of 5851871 is about 180.2042024098.

The spelling of 5851871 in words is "five million, eight hundred fifty-one thousand, eight hundred seventy-one".