10000871 has 2 divisors, whose sum is σ = 10000872. Its totient is φ = 10000870.

The previous prime is 10000867. The next prime is 10000873. The reversal of 10000871 is 17800001.

It is a strong prime.

It is an emirp because it is prime and its reverse (17800001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10000871 - 2² = 10000867 is a prime.

Together with 10000873, 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 (10000873) 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, 5000435 + 5000436.

It is an arithmetic number, because the mean of its divisors is an integer number (5000436).

Almost surely, 2^10000871 is an apocalyptic number.

10000871 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000871 is an equidigital number, since it uses as much as digits as its factorization.

10000871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 10000871 is about 3162.4153743618. The cubic root of 10000871 is about 215.4497238636.

Adding to 10000871 its reverse (17800001), we get a palindrome (27800872).

The spelling of 10000871 in words is "ten million, eight hundred seventy-one", and thus it is an aban number.