11323505 has 8 divisors (see below), whose sum is σ = 13606272. Its totient is φ = 9046768.

The previous prime is 11323471. The next prime is 11323519. The reversal of 11323505 is 50532311.

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

It is a cyclic number.

It is not a de Polignac number, because 11323505 - 2¹² = 11319409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6674 + ... + 8196.

It is an arithmetic number, because the mean of its divisors is an integer number (1700784).

Almost surely, 2^11323505 is an apocalyptic number.

It is an amenable number.

11323505 is a deficient number, since it is larger than the sum of its proper divisors (2282767).

11323505 is a wasteful number, since it uses less digits than its factorization.

11323505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3015.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 11323505 is about 3365.0416044976. The cubic root of 11323505 is about 224.5571867021.

Adding to 11323505 its reverse (50532311), we get a palindrome (61855816).

The spelling of 11323505 in words is "eleven million, three hundred twenty-three thousand, five hundred five".