11800199 has 2 divisors, whose sum is σ = 11800200. Its totient is φ = 11800198.

The previous prime is 11800163. The next prime is 11800211. The reversal of 11800199 is 99100811.

It is a strong prime.

It is an emirp because it is prime and its reverse (99100811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11800199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11800099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5900099 + 5900100.

It is an arithmetic number, because the mean of its divisors is an integer number (5900100).

Almost surely, 2^11800199 is an apocalyptic number.

11800199 is a deficient number, since it is larger than the sum of its proper divisors (1).

11800199 is an equidigital number, since it uses as much as digits as its factorization.

11800199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The square root of 11800199 is about 3435.1417729113. The cubic root of 11800199 is about 227.6650912941.

The spelling of 11800199 in words is "eleven million, eight hundred thousand, one hundred ninety-nine".