6906708871 has 2 divisors, whose sum is σ = 6906708872. Its totient is φ = 6906708870.

The previous prime is 6906708857. The next prime is 6906708883. The reversal of 6906708871 is 1788076096.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6906708871 - 2⁵ = 6906708839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6906708811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3453354435 + 3453354436.

It is an arithmetic number, because the mean of its divisors is an integer number (3453354436).

Almost surely, 2^6906708871 is an apocalyptic number.

6906708871 is a deficient number, since it is larger than the sum of its proper divisors (1).

6906708871 is an equidigital number, since it uses as much as digits as its factorization.

6906708871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 6906708871 is about 83106.6114758627. The cubic root of 6906708871 is about 1904.3950767235.

The spelling of 6906708871 in words is "six billion, nine hundred six million, seven hundred eight thousand, eight hundred seventy-one".