9872790199 has 2 divisors, whose sum is σ = 9872790200. Its totient is φ = 9872790198.

The previous prime is 9872790167. The next prime is 9872790289. The reversal of 9872790199 is 9910972789.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9872790199 - 2⁵ = 9872790167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9872790149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4936395099 + 4936395100.

It is an arithmetic number, because the mean of its divisors is an integer number (4936395100).

Almost surely, 2^9872790199 is an apocalyptic number.

9872790199 is a deficient number, since it is larger than the sum of its proper divisors (1).

9872790199 is an equidigital number, since it uses as much as digits as its factorization.

9872790199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5143824, while the sum is 61.

The square root of 9872790199 is about 99361.9152341580. The cubic root of 9872790199 is about 2145.2601694484.

The spelling of 9872790199 in words is "nine billion, eight hundred seventy-two million, seven hundred ninety thousand, one hundred ninety-nine".