199750253 has 2 divisors, whose sum is σ = 199750254. Its totient is φ = 199750252.

The previous prime is 199750219. The next prime is 199750273. The reversal of 199750253 is 352057991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155700484 + 44049769 = 12478^2 + 6637^2 .

It is a cyclic number.

It is not a de Polignac number, because 199750253 - 2⁸ = 199749997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 199750253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199750273) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99875126 + 99875127.

It is an arithmetic number, because the mean of its divisors is an integer number (99875127).

Almost surely, 2^199750253 is an apocalyptic number.

It is an amenable number.

199750253 is a deficient number, since it is larger than the sum of its proper divisors (1).

199750253 is an equidigital number, since it uses as much as digits as its factorization.

199750253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 199750253 is about 14133.3029755963. The cubic root of 199750253 is about 584.5600246965.

The spelling of 199750253 in words is "one hundred ninety-nine million, seven hundred fifty thousand, two hundred fifty-three".