11197984 has 24 divisors (see below), whose sum is σ = 25195968. Its totient is φ = 4799040.

The previous prime is 11197957. The next prime is 11197993. The reversal of 11197984 is 48979111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24772 + ... + 25219.

It is an arithmetic number, because the mean of its divisors is an integer number (1049832).

Almost surely, 2^11197984 is an apocalyptic number.

11197984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11197984 is an abundant number, since it is smaller than the sum of its proper divisors (13997984).

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

11197984 is an equidigital number, since it uses as much as digits as its factorization.

11197984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50008 (or 50000 counting only the distinct ones).

The product of its digits is 18144, while the sum is 40.

The square root of 11197984 is about 3346.3388949716. The cubic root of 11197984 is about 223.7243633434.

The spelling of 11197984 in words is "eleven million, one hundred ninety-seven thousand, nine hundred eighty-four".