13544225 has 12 divisors (see below), whose sum is σ = 17153664. Its totient is φ = 10603920.

The previous prime is 13544197. The next prime is 13544243. The reversal of 13544225 is 52244531.

It is a happy number.

13544225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13544225 - 2⁸ = 13543969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13544194 and 13544203.

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, 4589 + ... + 6938.

It is an arithmetic number, because the mean of its divisors is an integer number (1429472).

Almost surely, 2^13544225 is an apocalyptic number.

It is an amenable number.

13544225 is a deficient number, since it is larger than the sum of its proper divisors (3609439).

13544225 is a wasteful number, since it uses less digits than its factorization.

13544225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11584 (or 11579 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 13544225 is about 3680.2479536031. The cubic root of 13544225 is about 238.3698847989.

Adding to 13544225 its reverse (52244531), we get a palindrome (65788756).

The spelling of 13544225 in words is "thirteen million, five hundred forty-four thousand, two hundred twenty-five".