199077193 has 16 divisors (see below), whose sum is σ = 240952320. Its totient is φ = 160670736.

The previous prime is 199077173. The next prime is 199077217. The reversal of 199077193 is 391770991.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-199077193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199077173) 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, 17730 + ... + 26692.

It is an arithmetic number, because the mean of its divisors is an integer number (15059520).

Almost surely, 2^199077193 is an apocalyptic number.

It is an amenable number.

199077193 is a deficient number, since it is larger than the sum of its proper divisors (41875127).

199077193 is a wasteful number, since it uses less digits than its factorization.

199077193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9156.

The product of its (nonzero) digits is 107163, while the sum is 46.

The square root of 199077193 is about 14109.4717477303. The cubic root of 199077193 is about 583.9027260656.

The spelling of 199077193 in words is "one hundred ninety-nine million, seventy-seven thousand, one hundred ninety-three".