4071679691 has 2 divisors, whose sum is σ = 4071679692. Its totient is φ = 4071679690.

The previous prime is 4071679687. The next prime is 4071679693. The reversal of 4071679691 is 1969761704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4071679691 - 2² = 4071679687 is a prime.

It is a super-2 number, since 2×4071679691² = 33157151012203710962, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4071679693, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4071679693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2035839845 + 2035839846.

It is an arithmetic number, because the mean of its divisors is an integer number (2035839846).

Almost surely, 2^4071679691 is an apocalyptic number.

4071679691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4071679691 is an equidigital number, since it uses as much as digits as its factorization.

4071679691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 50.

The square root of 4071679691 is about 63809.7147070883. The cubic root of 4071679691 is about 1596.8270048220.

The spelling of 4071679691 in words is "four billion, seventy-one million, six hundred seventy-nine thousand, six hundred ninety-one".