6871172707 has 4 divisors (see below), whose sum is σ = 7852768816. Its totient is φ = 5889576600.

The previous prime is 6871172699. The next prime is 6871172719. The reversal of 6871172707 is 7072711786.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6871172707 - 2³ = 6871172699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6871170707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490798044 + ... + 490798057.

It is an arithmetic number, because the mean of its divisors is an integer number (1963192204).

Almost surely, 2^6871172707 is an apocalyptic number.

6871172707 is a deficient number, since it is larger than the sum of its proper divisors (981596109).

6871172707 is an equidigital number, since it uses as much as digits as its factorization.

6871172707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981596108.

The product of its (nonzero) digits is 230496, while the sum is 46.

The square root of 6871172707 is about 82892.5371007547. The cubic root of 6871172707 is about 1901.1233160757.

The spelling of 6871172707 in words is "six billion, eight hundred seventy-one million, one hundred seventy-two thousand, seven hundred seven".