11984378 has 16 divisors (see below), whose sum is σ = 20647104. Its totient is φ = 5110560.

The previous prime is 11984351. The next prime is 11984387. The reversal of 11984378 is 87348911.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926 + ... + 4982.

It is an arithmetic number, because the mean of its divisors is an integer number (1290444).

Almost surely, 2^11984378 is an apocalyptic number.

11984378 is a deficient number, since it is larger than the sum of its proper divisors (8662726).

11984378 is a wasteful number, since it uses less digits than its factorization.

11984378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4277.

The product of its digits is 48384, while the sum is 41.

The square root of 11984378 is about 3461.8460393264. The cubic root of 11984378 is about 228.8434568905.

The spelling of 11984378 in words is "eleven million, nine hundred eighty-four thousand, three hundred seventy-eight".