11920984 has 16 divisors (see below), whose sum is σ = 22389120. Its totient is φ = 5950560.

The previous prime is 11920981. The next prime is 11920991. The reversal of 11920984 is 48902911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11920981) 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, 7369 + ... + 8839.

It is an arithmetic number, because the mean of its divisors is an integer number (1399320).

Almost surely, 2^11920984 is an apocalyptic number.

It is an amenable number.

11920984 is a deficient number, since it is larger than the sum of its proper divisors (10468136).

11920984 is a wasteful number, since it uses less digits than its factorization.

11920984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490 (or 2486 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 11920984 is about 3452.6778013594. The cubic root of 11920984 is about 228.4392374031.

The spelling of 11920984 in words is "eleven million, nine hundred twenty thousand, nine hundred eighty-four".