11387648 has 18 divisors (see below), whose sum is σ = 22731324. Its totient is φ = 5693696.

The previous prime is 11387617. The next prime is 11387687. The reversal of 11387648 is 84678311.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21986 + ... + 22497.

Almost surely, 2^11387648 is an apocalyptic number.

It is an amenable number.

11387648 is a deficient number, since it is larger than the sum of its proper divisors (11343676).

11387648 is an frugal number, since it uses more digits than its factorization.

11387648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44499 (or 44485 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 11387648 is about 3374.5589341424. The cubic root of 11387648 is about 224.9803966460.

The spelling of 11387648 in words is "eleven million, three hundred eighty-seven thousand, six hundred forty-eight".