199883029 has 2 divisors, whose sum is σ = 199883030. Its totient is φ = 199883028.

The previous prime is 199883023. The next prime is 199883039. The reversal of 199883029 is 920388991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118919025 + 80964004 = 10905^2 + 8998^2 .

It is an emirp because it is prime and its reverse (920388991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199883029 - 2⁵ = 199882997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199883023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99941514 + 99941515.

It is an arithmetic number, because the mean of its divisors is an integer number (99941515).

Almost surely, 2^199883029 is an apocalyptic number.

It is an amenable number.

199883029 is a deficient number, since it is larger than the sum of its proper divisors (1).

199883029 is an equidigital number, since it uses as much as digits as its factorization.

199883029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 199883029 is about 14137.9994695148. Note that the first 3 decimals coincide. The cubic root of 199883029 is about 584.6895169829.

The spelling of 199883029 in words is "one hundred ninety-nine million, eight hundred eighty-three thousand, twenty-nine".