8000109959 has 2 divisors, whose sum is σ = 8000109960. Its totient is φ = 8000109958.

The previous prime is 8000109913. The next prime is 8000110007. The reversal of 8000109959 is 9599010008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8000109959 - 2³² = 3705142663 is a prime.

It is a super-3 number, since 3×8000109959³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8000100959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000054979 + 4000054980.

It is an arithmetic number, because the mean of its divisors is an integer number (4000054980).

Almost surely, 2^8000109959 is an apocalyptic number.

8000109959 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000109959 is an equidigital number, since it uses as much as digits as its factorization.

8000109959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 8000109959 is about 89443.3337873762. Note that the first 3 decimals coincide. The cubic root of 8000109959 is about 2000.0091632080.

The spelling of 8000109959 in words is "eight billion, one hundred nine thousand, nine hundred fifty-nine".