199514911 has 2 divisors, whose sum is σ = 199514912. Its totient is φ = 199514910.

The previous prime is 199514893. The next prime is 199514923. The reversal of 199514911 is 119415991.

It is a strong prime.

It is an emirp because it is prime and its reverse (119415991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199514911 - 2²³ = 191126303 is a prime.

It is a super-2 number, since 2×199514911² = 79612399422675842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199514951) 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, 99757455 + 99757456.

It is an arithmetic number, because the mean of its divisors is an integer number (99757456).

Almost surely, 2^199514911 is an apocalyptic number.

199514911 is a deficient number, since it is larger than the sum of its proper divisors (1).

199514911 is an equidigital number, since it uses as much as digits as its factorization.

199514911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 40.

The square root of 199514911 is about 14124.9747256411. The cubic root of 199514911 is about 584.3303619273.

The spelling of 199514911 in words is "one hundred ninety-nine million, five hundred fourteen thousand, nine hundred eleven".