11487984 has 20 divisors (see below), whose sum is σ = 29677416. Its totient is φ = 3829312.

The previous prime is 11487979. The next prime is 11488003. The reversal of 11487984 is 48978411.

It is a congruent number.

It is an unprimeable number.

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, 119619 + ... + 119714.

Almost surely, 2^11487984 is an apocalyptic number.

It is an amenable number.

11487984 is an abundant number, since it is smaller than the sum of its proper divisors (18189432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11487984 is a wasteful number, since it uses less digits than its factorization.

11487984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239344 (or 239338 counting only the distinct ones).

The product of its digits is 64512, while the sum is 42.

The square root of 11487984 is about 3389.3928659865. The cubic root of 11487984 is about 225.6392291321.

The spelling of 11487984 in words is "eleven million, four hundred eighty-seven thousand, nine hundred eighty-four".