11318686 has 4 divisors (see below), whose sum is σ = 16978032. Its totient is φ = 5659342.

The previous prime is 11318677. The next prime is 11318687. The reversal of 11318686 is 68681311.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11318686² = 256225305533192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11318687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2829670 + ... + 2829673.

It is an arithmetic number, because the mean of its divisors is an integer number (4244508).

Almost surely, 2^11318686 is an apocalyptic number.

11318686 is a deficient number, since it is larger than the sum of its proper divisors (5659346).

11318686 is an equidigital number, since it uses as much as digits as its factorization.

11318686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5659345.

The product of its digits is 6912, while the sum is 34.

The square root of 11318686 is about 3364.3254896041. The cubic root of 11318686 is about 224.5253268781.

Adding to 11318686 its reverse (68681311), we get a palindrome (79999997).

The spelling of 11318686 in words is "eleven million, three hundred eighteen thousand, six hundred eighty-six".