199066911 has 8 divisors (see below), whose sum is σ = 266211504. Its totient is φ = 132316800.

The previous prime is 199066883. The next prime is 199066921. The reversal of 199066911 is 119660991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 199066911 - 2⁷ = 199066783 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199066921) 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 7 ways as a sum of consecutive naturals, for example, 97440 + ... + 99461.

It is an arithmetic number, because the mean of its divisors is an integer number (33276438).

Almost surely, 2^199066911 is an apocalyptic number.

199066911 is a deficient number, since it is larger than the sum of its proper divisors (67144593).

199066911 is a wasteful number, since it uses less digits than its factorization.

199066911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197241.

The product of its (nonzero) digits is 26244, while the sum is 42.

The square root of 199066911 is about 14109.1073778606. The cubic root of 199066911 is about 583.8926733635.

The spelling of 199066911 in words is "one hundred ninety-nine million, sixty-six thousand, nine hundred eleven".