199100165 has 16 divisors (see below), whose sum is σ = 260922816. Its totient is φ = 144643200.

The previous prime is 199100147. The next prime is 199100173. The reversal of 199100165 is 561001991.

It is a happy number.

199100165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 199100165 - 2²⁴ = 182322949 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80345 + ... + 82785.

It is an arithmetic number, because the mean of its divisors is an integer number (16307676).

Almost surely, 2^199100165 is an apocalyptic number.

It is an amenable number.

199100165 is a deficient number, since it is larger than the sum of its proper divisors (61822651).

199100165 is a wasteful number, since it uses less digits than its factorization.

199100165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940.

The product of its (nonzero) digits is 2430, while the sum is 32.

The square root of 199100165 is about 14110.2857873255. The cubic root of 199100165 is about 583.9251845189.

The spelling of 199100165 in words is "one hundred ninety-nine million, one hundred thousand, one hundred sixty-five".