200001193 has 6 divisors (see below), whose sum is σ = 232654506. Its totient is φ = 171429552.

The previous prime is 200001187. The next prime is 200001211. The reversal of 200001193 is 391100002.

It can be written as a sum of positive squares in only one way, i.e., 177076249 + 22924944 = 13307^2 + 4788^2 .

It is not a de Polignac number, because 200001193 - 2²¹ = 197904041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200001103) 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 in 5 ways as a sum of consecutive naturals, for example, 2040780 + ... + 2040877.

It is an arithmetic number, because the mean of its divisors is an integer number (38775751).

Almost surely, 2^200001193 is an apocalyptic number.

It is an amenable number.

200001193 is a deficient number, since it is larger than the sum of its proper divisors (32653313).

200001193 is an equidigital number, since it uses as much as digits as its factorization.

200001193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4081671 (or 4081664 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 200001193 is about 14142.1778025875. The cubic root of 200001193 is about 584.8047104246.

Adding to 200001193 its reverse (391100002), we get a palindrome (591101195).

The spelling of 200001193 in words is "two hundred million, one thousand, one hundred ninety-three".