11538199 has 2 divisors, whose sum is σ = 11538200. Its totient is φ = 11538198.

The previous prime is 11538181. The next prime is 11538221. The reversal of 11538199 is 99183511.

It is a happy number.

11538199 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11538199 - 2¹⁷ = 11407127 is a prime.

It is equal to p₇₅₉₆₄₆ and since 11538199 and 759646 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11538799) 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, 5769099 + 5769100.

It is an arithmetic number, because the mean of its divisors is an integer number (5769100).

Almost surely, 2^11538199 is an apocalyptic number.

11538199 is a deficient number, since it is larger than the sum of its proper divisors (1).

11538199 is an equidigital number, since it uses as much as digits as its factorization.

11538199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 37.

The square root of 11538199 is about 3396.7924575988. The cubic root of 11538199 is about 225.9675143220.

The spelling of 11538199 in words is "eleven million, five hundred thirty-eight thousand, one hundred ninety-nine".