11321219 has 16 divisors (see below), whose sum is σ = 14235648. Its totient is φ = 8763552.

The previous prime is 11321203. The next prime is 11321243. The reversal of 11321219 is 91212311.

11321219 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11321219 - 2⁴ = 11321203 is a prime.

It is a super-2 number, since 2×11321219² = 256339999291922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11321219.

It is not an unprimeable number, because it can be changed into a prime (11321279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2954 + ... + 5600.

It is an arithmetic number, because the mean of its divisors is an integer number (889728).

Almost surely, 2^11321219 is an apocalyptic number.

11321219 is a deficient number, since it is larger than the sum of its proper divisors (2914429).

11321219 is a wasteful number, since it uses less digits than its factorization.

11321219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714.

The product of its digits is 108, while the sum is 20.

The square root of 11321219 is about 3364.7019184469. The cubic root of 11321219 is about 224.5420744121.

The spelling of 11321219 in words is "eleven million, three hundred twenty-one thousand, two hundred nineteen".