6872850871 has 2 divisors, whose sum is σ = 6872850872. Its totient is φ = 6872850870.

The previous prime is 6872850841. The next prime is 6872850893. The reversal of 6872850871 is 1780582786.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6872850871 - 2¹⁹ = 6872326583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6872850841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3436425435 + 3436425436.

It is an arithmetic number, because the mean of its divisors is an integer number (3436425436).

Almost surely, 2^6872850871 is an apocalyptic number.

6872850871 is a deficient number, since it is larger than the sum of its proper divisors (1).

6872850871 is an equidigital number, since it uses as much as digits as its factorization.

6872850871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 52.

The square root of 6872850871 is about 82902.6590104322. The cubic root of 6872850871 is about 1901.2780755395.

The spelling of 6872850871 in words is "six billion, eight hundred seventy-two million, eight hundred fifty thousand, eight hundred seventy-one".