11321319 has 4 divisors (see below), whose sum is σ = 15095096. Its totient is φ = 7547544.

The previous prime is 11321291. The next prime is 11321327. The reversal of 11321319 is 91312311.

11321319 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91312311 = 3 ⋅30437437.

It is not a de Polignac number, because 11321319 - 2²¹ = 9224167 is a prime.

It is a super-2 number, since 2×11321319² = 256344527799522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11321295 and 11321304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321329) 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 3 ways as a sum of consecutive naturals, for example, 1886884 + ... + 1886889.

It is an arithmetic number, because the mean of its divisors is an integer number (3773774).

Almost surely, 2^11321319 is an apocalyptic number.

11321319 is a deficient number, since it is larger than the sum of its proper divisors (3773777).

11321319 is an equidigital number, since it uses as much as digits as its factorization.

11321319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3773776.

The product of its digits is 162, while the sum is 21.

The square root of 11321319 is about 3364.7167785714. The cubic root of 11321319 is about 224.5427355347.

The spelling of 11321319 in words is "eleven million, three hundred twenty-one thousand, three hundred nineteen".