8084700709 has 2 divisors, whose sum is σ = 8084700710. Its totient is φ = 8084700708.

The previous prime is 8084700677. The next prime is 8084700779. The reversal of 8084700709 is 9070074808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7063898209 + 1020802500 = 84047^2 + 31950^2 .

It is a cyclic number.

It is not a de Polignac number, because 8084700709 - 2⁵ = 8084700677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8084700779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4042350354 + 4042350355.

It is an arithmetic number, because the mean of its divisors is an integer number (4042350355).

Almost surely, 2^8084700709 is an apocalyptic number.

It is an amenable number.

8084700709 is a deficient number, since it is larger than the sum of its proper divisors (1).

8084700709 is an equidigital number, since it uses as much as digits as its factorization.

8084700709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 8084700709 is about 89914.9637657715. The cubic root of 8084700709 is about 2007.0336274618.

The spelling of 8084700709 in words is "eight billion, eighty-four million, seven hundred thousand, seven hundred nine".