11544480 has 72 divisors (see below), whose sum is σ = 39400452. Its totient is φ = 3078144.

The previous prime is 11544461. The next prime is 11544497. The reversal of 11544480 is 8444511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11532816 + 11664 = 3396^2 + 108^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2569 + ... + 5448.

Almost surely, 2^11544480 is an apocalyptic number.

11544480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11544480 is an abundant number, since it is smaller than the sum of its proper divisors (27855972).

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

11544480 is a wasteful number, since it uses less digits than its factorization.

11544480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8038 (or 8027 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 11544480 is about 3397.7168804949. The cubic root of 11544480 is about 226.0085098735.

Adding to 11544480 its reverse (8444511), we get a palindrome (19988991).

The spelling of 11544480 in words is "eleven million, five hundred forty-four thousand, four hundred eighty".