11313618 has 8 divisors (see below), whose sum is σ = 22627248. Its totient is φ = 3771204.

The previous prime is 11313611. The next prime is 11313629. The reversal of 11313618 is 81631311.

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

11313618 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11313611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 942796 + ... + 942807.

It is an arithmetic number, because the mean of its divisors is an integer number (2828406).

Almost surely, 2^11313618 is an apocalyptic number.

11313618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11313618 is a wasteful number, since it uses less digits than its factorization.

11313618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885608.

The product of its digits is 432, while the sum is 24.

The square root of 11313618 is about 3363.5722082334. The cubic root of 11313618 is about 224.4918110845.

Adding to 11313618 its reverse (81631311), we get a palindrome (92944929).

It can be divided in two parts, 113 and 13618, that added together give a palindrome (13731).

The spelling of 11313618 in words is "eleven million, three hundred thirteen thousand, six hundred eighteen".