11487996 has 36 divisors (see below), whose sum is σ = 31274152. Its totient is φ = 3534624.

The previous prime is 11487979. The next prime is 11488003. The reversal of 11487996 is 69978411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11806 + ... + 12741.

Almost surely, 2^11487996 is an apocalyptic number.

It is an amenable number.

11487996 is an abundant number, since it is smaller than the sum of its proper divisors (19786156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11487996 is a wasteful number, since it uses less digits than its factorization.

11487996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24570 (or 24565 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 11487996 is about 3389.3946362146. The cubic root of 11487996 is about 225.6393076973.

The spelling of 11487996 in words is "eleven million, four hundred eighty-seven thousand, nine hundred ninety-six".