11663996 has 6 divisors (see below), whose sum is σ = 20412000. Its totient is φ = 5831996.

The previous prime is 11663983. The next prime is 11664017. The reversal of 11663996 is 69936611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1457996 + ... + 1458003.

It is an arithmetic number, because the mean of its divisors is an integer number (3402000).

Almost surely, 2^11663996 is an apocalyptic number.

It is an amenable number.

11663996 is a deficient number, since it is larger than the sum of its proper divisors (8748004).

11663996 is a wasteful number, since it uses less digits than its factorization.

11663996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916003 (or 2916001 counting only the distinct ones).

The product of its digits is 52488, while the sum is 41.

The square root of 11663996 is about 3415.2592873748. The cubic root of 11663996 is about 226.7857630568.

The spelling of 11663996 in words is "eleven million, six hundred sixty-three thousand, nine hundred ninety-six".