11524481 has 2 divisors, whose sum is σ = 11524482. Its totient is φ = 11524480.

The previous prime is 11524477. The next prime is 11524511. The reversal of 11524481 is 18442511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11498881 + 25600 = 3391^2 + 160^2 .

It is an emirp because it is prime and its reverse (18442511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11524481 - 2² = 11524477 is a prime.

It is a super-2 number, since 2×11524481² = 265627324638722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11524481.

It is not a weakly prime, because it can be changed into another prime (11524781) 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 as a sum of consecutive naturals, namely, 5762240 + 5762241.

It is an arithmetic number, because the mean of its divisors is an integer number (5762241).

Almost surely, 2^11524481 is an apocalyptic number.

It is an amenable number.

11524481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11524481 is an equidigital number, since it uses as much as digits as its factorization.

11524481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1280, while the sum is 26.

The square root of 11524481 is about 3394.7725991589. The cubic root of 11524481 is about 225.8779263469.

Adding to 11524481 its reverse (18442511), we get a palindrome (29966992).

The spelling of 11524481 in words is "eleven million, five hundred twenty-four thousand, four hundred eighty-one".