11306686 has 8 divisors (see below), whose sum is σ = 16978104. Its totient is φ = 5647320.

The previous prime is 11306681. The next prime is 11306753. The reversal of 11306686 is 68660311.

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

It is a super-2 number, since 2×11306686² = 255682296605192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11306681) 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, 105 + ... + 4756.

It is an arithmetic number, because the mean of its divisors is an integer number (2122263).

Almost surely, 2^11306686 is an apocalyptic number.

11306686 is a deficient number, since it is larger than the sum of its proper divisors (5671418).

11306686 is a wasteful number, since it uses less digits than its factorization.

11306686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6026.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 11306686 is about 3362.5415982557. The cubic root of 11306686 is about 224.4459520389.

Adding to 11306686 its reverse (68660311), we get a palindrome (79966997).

The spelling of 11306686 in words is "eleven million, three hundred six thousand, six hundred eighty-six".