11115456 has 112 divisors (see below), whose sum is σ = 33893760. Its totient is φ = 3179520.

The previous prime is 11115427. The next prime is 11115473. The reversal of 11115456 is 65451111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 39990 + ... + 40266.

Almost surely, 2^11115456 is an apocalyptic number.

11115456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11115456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16946880).

11115456 is an abundant number, since it is smaller than the sum of its proper divisors (22778304).

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

11115456 is a wasteful number, since it uses less digits than its factorization.

11115456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 312 counting only the distinct ones).

The product of its digits is 600, while the sum is 24.

The square root of 11115456 is about 3333.9850029657. The cubic root of 11115456 is about 223.1733990215.

Adding to 11115456 its reverse (65451111), we get a palindrome (76566567).

The spelling of 11115456 in words is "eleven million, one hundred fifteen thousand, four hundred fifty-six".