11791996 has 6 divisors (see below), whose sum is σ = 20636000. Its totient is φ = 5895996.

The previous prime is 11791991. The next prime is 11792029. The reversal of 11791996 is 69919711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11791991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1473996 + ... + 1474003.

Almost surely, 2^11791996 is an apocalyptic number.

It is an amenable number.

11791996 is a deficient number, since it is larger than the sum of its proper divisors (8844004).

11791996 is a wasteful number, since it uses less digits than its factorization.

11791996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948003 (or 2948001 counting only the distinct ones).

The product of its digits is 30618, while the sum is 43.

The square root of 11791996 is about 3433.9475825935. The cubic root of 11791996 is about 227.6123246796.

The spelling of 11791996 in words is "eleven million, seven hundred ninety-one thousand, nine hundred ninety-six".