11455216 has 20 divisors (see below), whose sum is σ = 22668192. Its totient is φ = 5605376.

The previous prime is 11455207. The next prime is 11455217. The reversal of 11455216 is 61255411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11455217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6865 + ... + 8368.

Almost surely, 2^11455216 is an apocalyptic number.

11455216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11455216 is a deficient number, since it is larger than the sum of its proper divisors (11212976).

11455216 is a wasteful number, since it uses less digits than its factorization.

11455216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15288 (or 15282 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 11455216 is about 3384.5555099599. Note that the first 4 decimals coincide. The cubic root of 11455216 is about 225.4244891822.

The spelling of 11455216 in words is "eleven million, four hundred fifty-five thousand, two hundred sixteen".