11321199 has 6 divisors (see below), whose sum is σ = 16352856. Its totient is φ = 7547460.

The previous prime is 11321197. The next prime is 11321203. The reversal of 11321199 is 99112311.

It is not a de Polignac number, because 11321199 - 2¹ = 11321197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321197) 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 in 5 ways as a sum of consecutive naturals, for example, 628947 + ... + 628964.

It is an arithmetic number, because the mean of its divisors is an integer number (2725476).

Almost surely, 2^11321199 is an apocalyptic number.

11321199 is a deficient number, since it is larger than the sum of its proper divisors (5031657).

11321199 is a wasteful number, since it uses less digits than its factorization.

11321199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257917 (or 1257914 counting only the distinct ones).

The product of its digits is 486, while the sum is 27.

The square root of 11321199 is about 3364.6989464141. The cubic root of 11321199 is about 224.5419421871.

It can be divided in two parts, 113 and 21199, that added together give a palindrome (21312).

The spelling of 11321199 in words is "eleven million, three hundred twenty-one thousand, one hundred ninety-nine".