11315448 has 48 divisors (see below), whose sum is σ = 31983120. Its totient is φ = 3607296.

The previous prime is 11315443. The next prime is 11315501. The reversal of 11315448 is 84451311.

It is a happy number.

11315448 is a `hidden beast` number, since 113 + 1 + 544 + 8 = 666.

11315448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11315441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1761 + ... + 5072.

It is an arithmetic number, because the mean of its divisors is an integer number (666315).

Almost surely, 2^11315448 is an apocalyptic number.

11315448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11315448 is an abundant number, since it is smaller than the sum of its proper divisors (20667672).

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

11315448 is a wasteful number, since it uses less digits than its factorization.

11315448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6868 (or 6861 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 11315448 is about 3363.8442294494. The cubic root of 11315448 is about 224.5039144295.

Adding to 11315448 its reverse (84451311), we get a palindrome (95766759).

The spelling of 11315448 in words is "eleven million, three hundred fifteen thousand, four hundred forty-eight".