199315343 has 2 divisors, whose sum is σ = 199315344. Its totient is φ = 199315342.

The previous prime is 199315279. The next prime is 199315349. The reversal of 199315343 is 343513991.

It is a strong prime.

It is an emirp because it is prime and its reverse (343513991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199315343 - 2⁶ = 199315279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 199315297 and 199315306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199315349) 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 as a sum of consecutive naturals, namely, 99657671 + 99657672.

It is an arithmetic number, because the mean of its divisors is an integer number (99657672).

Almost surely, 2^199315343 is an apocalyptic number.

199315343 is a deficient number, since it is larger than the sum of its proper divisors (1).

199315343 is an equidigital number, since it uses as much as digits as its factorization.

199315343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 38.

The square root of 199315343 is about 14117.9085915726. The cubic root of 199315343 is about 584.1354683155.

The spelling of 199315343 in words is "one hundred ninety-nine million, three hundred fifteen thousand, three hundred forty-three".