199335055 has 4 divisors (see below), whose sum is σ = 239202072. Its totient is φ = 159468040.

The previous prime is 199335029. The next prime is 199335083. The reversal of 199335055 is 550533991.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 199335055 - 2²⁵ = 165780623 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 199334999 and 199335017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19933501 + ... + 19933510.

It is an arithmetic number, because the mean of its divisors is an integer number (59800518).

Almost surely, 2^199335055 is an apocalyptic number.

199335055 is a deficient number, since it is larger than the sum of its proper divisors (39867017).

199335055 is an equidigital number, since it uses as much as digits as its factorization.

199335055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39867016.

The product of its (nonzero) digits is 91125, while the sum is 40.

The square root of 199335055 is about 14118.6066947132. The cubic root of 199335055 is about 584.1547243992.

The spelling of 199335055 in words is "one hundred ninety-nine million, three hundred thirty-five thousand, fifty-five".