11663408 has 20 divisors (see below), whose sum is σ = 22801368. Its totient is φ = 5779200.

The previous prime is 11663401. The next prime is 11663413. The reversal of 11663408 is 80436611.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11663401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1418 + ... + 5033.

Almost surely, 2^11663408 is an apocalyptic number.

It is an amenable number.

11663408 is a deficient number, since it is larger than the sum of its proper divisors (11137960).

11663408 is a wasteful number, since it uses less digits than its factorization.

11663408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6572 (or 6566 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 11663408 is about 3415.1732020499. The cubic root of 11663408 is about 226.7819521196.

The spelling of 11663408 in words is "eleven million, six hundred sixty-three thousand, four hundred eight".