11904199 has 8 divisors (see below), whose sum is σ = 12653280. Its totient is φ = 11199328.

The previous prime is 11904197. The next prime is 11904223. The reversal of 11904199 is 99140911.

It is a happy number.

It is not a de Polignac number, because 11904199 - 2¹ = 11904197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11904197) 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 in 7 ways as a sum of consecutive naturals, for example, 3702 + ... + 6124.

It is an arithmetic number, because the mean of its divisors is an integer number (1581660).

Almost surely, 2^11904199 is an apocalyptic number.

11904199 is a deficient number, since it is larger than the sum of its proper divisors (749081).

11904199 is an frugal number, since it uses more digits than its factorization.

11904199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474 (or 2440 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 11904199 is about 3450.2462230977. The cubic root of 11904199 is about 228.3319712684.

The spelling of 11904199 in words is "eleven million, nine hundred four thousand, one hundred ninety-nine".