11989366 has 8 divisors (see below), whose sum is σ = 18010080. Its totient is φ = 5986008.

The previous prime is 11989357. The next prime is 11989379. The reversal of 11989366 is 66398911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2446 + ... + 5473.

It is an arithmetic number, because the mean of its divisors is an integer number (2251260).

Almost surely, 2^11989366 is an apocalyptic number.

11989366 is a deficient number, since it is larger than the sum of its proper divisors (6020714).

11989366 is an equidigital number, since it uses as much as digits as its factorization.

11989366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8678.

The product of its digits is 69984, while the sum is 43.

The square root of 11989366 is about 3462.5663892552. The cubic root of 11989366 is about 228.8752013509.

The spelling of 11989366 in words is "eleven million, nine hundred eighty-nine thousand, three hundred sixty-six".