11320255 has 16 divisors (see below), whose sum is σ = 14281920. Its totient is φ = 8597248.

The previous prime is 11320247. The next prime is 11320259. The reversal of 11320255 is 55202311.

It is a cyclic number.

It is not a de Polignac number, because 11320255 - 2³ = 11320247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19611 + ... + 20179.

It is an arithmetic number, because the mean of its divisors is an integer number (892620).

Almost surely, 2^11320255 is an apocalyptic number.

11320255 is a deficient number, since it is larger than the sum of its proper divisors (2961665).

11320255 is a wasteful number, since it uses less digits than its factorization.

11320255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 11320255 is about 3364.5586634802. The cubic root of 11320255 is about 224.5357009905.

Adding to 11320255 its reverse (55202311), we get a palindrome (66522566).

The spelling of 11320255 in words is "eleven million, three hundred twenty thousand, two hundred fifty-five".