8340841667 has 2 divisors, whose sum is σ = 8340841668. Its totient is φ = 8340841666.

The previous prime is 8340841651. The next prime is 8340841669. The reversal of 8340841667 is 7661480438.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8340841667 - 2⁴ = 8340841651 is a prime.

Together with 8340841669, 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 (8340841669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4170420833 + 4170420834.

It is an arithmetic number, because the mean of its divisors is an integer number (4170420834).

Almost surely, 2^8340841667 is an apocalyptic number.

8340841667 is a deficient number, since it is larger than the sum of its proper divisors (1).

8340841667 is an equidigital number, since it uses as much as digits as its factorization.

8340841667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 8340841667 is about 91328.2084955136. The cubic root of 8340841667 is about 2028.0093784376.

The spelling of 8340841667 in words is "eight billion, three hundred forty million, eight hundred forty-one thousand, six hundred sixty-seven".