11321418 has 8 divisors (see below), whose sum is σ = 22642848. Its totient is φ = 3773804.

The previous prime is 11321399. The next prime is 11321437. The reversal of 11321418 is 81412311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11321399) and next prime (11321437).

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

11321418 is an admirable number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 11321394 and 11321403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 943446 + ... + 943457.

It is an arithmetic number, because the mean of its divisors is an integer number (2830356).

Almost surely, 2^11321418 is an apocalyptic number.

11321418 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.

11321418 is a wasteful number, since it uses less digits than its factorization.

11321418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886908.

The product of its digits is 192, while the sum is 21.

The square root of 11321418 is about 3364.7314900301. The cubic root of 11321418 is about 224.5433900422.

Adding to 11321418 its reverse (81412311), we get a palindrome (92733729).

The spelling of 11321418 in words is "eleven million, three hundred twenty-one thousand, four hundred eighteen".