11717996 has 12 divisors (see below), whose sum is σ = 20531280. Its totient is φ = 5851920.

The previous prime is 11717989. The next prime is 11717999. The reversal of 11717996 is 69971711.

It is a super-2 number, since 2×11717996² = 274622860512032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11717999) by changing a digit.

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, 4166 + ... + 6386.

It is an arithmetic number, because the mean of its divisors is an integer number (1710940).

Almost surely, 2^11717996 is an apocalyptic number.

It is an amenable number.

11717996 is a deficient number, since it is larger than the sum of its proper divisors (8813284).

11717996 is a wasteful number, since it uses less digits than its factorization.

11717996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544 (or 3542 counting only the distinct ones).

The product of its digits is 23814, while the sum is 41.

The square root of 11717996 is about 3423.1558538869. The cubic root of 11717996 is about 227.1352025011.

The spelling of 11717996 in words is "eleven million, seven hundred seventeen thousand, nine hundred ninety-six".