199000273 has 2 divisors, whose sum is σ = 199000274. Its totient is φ = 199000272.

The previous prime is 199000271. The next prime is 199000327. The reversal of 199000273 is 372000991.

Together with next prime (199000327) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198471744 + 528529 = 14088^2 + 727^2 .

It is a cyclic number.

It is not a de Polignac number, because 199000273 - 2¹ = 199000271 is a prime.

It is a super-2 number, since 2×199000273² = 79202217308149058, which contains 22 as substring.

Together with 199000271, it forms a pair of twin primes.

199000273 is a modest number, since divided by 273 gives 199 as remainder.

It is equal to p_11026588 and since 199000273 and 11026588 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (199000271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99500136 + 99500137.

It is an arithmetic number, because the mean of its divisors is an integer number (99500137).

Almost surely, 2^199000273 is an apocalyptic number.

It is an amenable number.

199000273 is a deficient number, since it is larger than the sum of its proper divisors (1).

199000273 is an equidigital number, since it uses as much as digits as its factorization.

199000273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 199000273 is about 14106.7456558910. The cubic root of 199000273 is about 583.8275130576.

The spelling of 199000273 in words is "one hundred ninety-nine million, two hundred seventy-three", and thus it is an aban number.