6871567 has 2 divisors, whose sum is σ = 6871568. Its totient is φ = 6871566.

The previous prime is 6871561. The next prime is 6871573. The reversal of 6871567 is 7651786.

It is a balanced prime because it is at equal distance from previous prime (6871561) and next prime (6871573).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6871567 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6871561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3435783 + 3435784.

It is an arithmetic number, because the mean of its divisors is an integer number (3435784).

Almost surely, 2^6871567 is an apocalyptic number.

6871567 is a deficient number, since it is larger than the sum of its proper divisors (1).

6871567 is an equidigital number, since it uses as much as digits as its factorization.

6871567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 40.

The square root of 6871567 is about 2621.3673912674. The cubic root of 6871567 is about 190.1159679848.

The spelling of 6871567 in words is "six million, eight hundred seventy-one thousand, five hundred sixty-seven".