8120084699 has 2 divisors, whose sum is σ = 8120084700. Its totient is φ = 8120084698.

The previous prime is 8120084677. The next prime is 8120084729. The reversal of 8120084699 is 9964800218.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8120084699 - 2¹⁶ = 8120019163 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8120084659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4060042349 + 4060042350.

It is an arithmetic number, because the mean of its divisors is an integer number (4060042350).

Almost surely, 2^8120084699 is an apocalyptic number.

8120084699 is a deficient number, since it is larger than the sum of its proper divisors (1).

8120084699 is an equidigital number, since it uses as much as digits as its factorization.

8120084699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 8120084699 is about 90111.5125774726. The cubic root of 8120084699 is about 2009.9574010592.

The spelling of 8120084699 in words is "eight billion, one hundred twenty million, eighty-four thousand, six hundred ninety-nine".