11543984 has 10 divisors (see below), whose sum is σ = 22366500. Its totient is φ = 5771984.

The previous prime is 11543981. The next prime is 11543993. The reversal of 11543984 is 48934511.

It is not an unprimeable number, because it can be changed into a prime (11543981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360734 + ... + 360765.

It is an arithmetic number, because the mean of its divisors is an integer number (2236650).

Almost surely, 2^11543984 is an apocalyptic number.

It is an amenable number.

11543984 is a deficient number, since it is larger than the sum of its proper divisors (10822516).

11543984 is an equidigital number, since it uses as much as digits as its factorization.

11543984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721507 (or 721501 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The square root of 11543984 is about 3397.6438895211. The cubic root of 11543984 is about 226.0052730646.

The spelling of 11543984 in words is "eleven million, five hundred forty-three thousand, nine hundred eighty-four".