200029943 has 2 divisors, whose sum is σ = 200029944. Its totient is φ = 200029942.

The previous prime is 200029927. The next prime is 200029969. The reversal of 200029943 is 349920002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200029943 - 2⁴ = 200029927 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200029993) 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, 100014971 + 100014972.

It is an arithmetic number, because the mean of its divisors is an integer number (100014972).

Almost surely, 2^200029943 is an apocalyptic number.

200029943 is a deficient number, since it is larger than the sum of its proper divisors (1).

200029943 is an equidigital number, since it uses as much as digits as its factorization.

200029943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 200029943 is about 14143.1942290276. The cubic root of 200029943 is about 584.8327308073.

Adding to 200029943 its reverse (349920002), we get a palindrome (549949945).

The spelling of 200029943 in words is "two hundred million, twenty-nine thousand, nine hundred forty-three".