199125206 has 32 divisors (see below), whose sum is σ = 364719360. Its totient is φ = 79634016.

The previous prime is 199125197. The next prime is 199125209. The reversal of 199125206 is 602521991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199125209) 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 15 ways as a sum of consecutive naturals, for example, 12236 + ... + 23408.

It is an arithmetic number, because the mean of its divisors is an integer number (11397480).

Almost surely, 2^199125206 is an apocalyptic number.

199125206 is a deficient number, since it is larger than the sum of its proper divisors (165594154).

199125206 is a wasteful number, since it uses less digits than its factorization.

199125206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11268.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 199125206 is about 14111.1730908525. The cubic root of 199125206 is about 583.9496637512.

The spelling of 199125206 in words is "one hundred ninety-nine million, one hundred twenty-five thousand, two hundred six".