11804393 has 4 divisors (see below), whose sum is σ = 11829120. Its totient is φ = 11779668.

The previous prime is 11804383. The next prime is 11804399. The reversal of 11804393 is 39340811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39340811 = 19 ⋅2070569.

It is a cyclic number.

It is not a de Polignac number, because 11804393 - 2¹⁰ = 11803369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11804399) 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 3 ways as a sum of consecutive naturals, for example, 11633 + ... + 12606.

It is an arithmetic number, because the mean of its divisors is an integer number (2957280).

Almost surely, 2^11804393 is an apocalyptic number.

It is an amenable number.

11804393 is a deficient number, since it is larger than the sum of its proper divisors (24727).

11804393 is an equidigital number, since it uses as much as digits as its factorization.

11804393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24726.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 11804393 is about 3435.7521738333. The cubic root of 11804393 is about 227.6920601696.

The spelling of 11804393 in words is "eleven million, eight hundred four thousand, three hundred ninety-three".