11940686 has 8 divisors (see below), whose sum is σ = 17963400. Its totient is φ = 5952888.

The previous prime is 11940671. The next prime is 11940697. The reversal of 11940686 is 68604911.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 7856 + ... + 9251.

It is an arithmetic number, because the mean of its divisors is an integer number (2245425).

Almost surely, 2^11940686 is an apocalyptic number.

11940686 is a deficient number, since it is larger than the sum of its proper divisors (6022714).

11940686 is a wasteful number, since it uses less digits than its factorization.

11940686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17458.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 11940686 is about 3455.5297712507. The cubic root of 11940686 is about 228.5650165240.

The spelling of 11940686 in words is "eleven million, nine hundred forty thousand, six hundred eighty-six".