11907986 has 8 divisors (see below), whose sum is σ = 18088320. Its totient is φ = 5878548.

The previous prime is 11907983. The next prime is 11907989. The reversal of 11907986 is 68970911.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11907983) and next prime (11907989).

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11907983) 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, 37526 + ... + 37841.

It is an arithmetic number, because the mean of its divisors is an integer number (2261040).

Almost surely, 2^11907986 is an apocalyptic number.

11907986 is a deficient number, since it is larger than the sum of its proper divisors (6180334).

11907986 is an equidigital number, since it uses as much as digits as its factorization.

11907986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75448.

The product of its (nonzero) digits is 27216, while the sum is 41.

The square root of 11907986 is about 3450.7949808704. The cubic root of 11907986 is about 228.3561812551.

The spelling of 11907986 in words is "eleven million, nine hundred seven thousand, nine hundred eighty-six".