12481072 has 20 divisors (see below), whose sum is σ = 24303256. Its totient is φ = 6209280.

The previous prime is 12481067. The next prime is 12481103. The reversal of 12481072 is 27018421.

It is a happy number.

12481072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1528 + ... + 5224.

Almost surely, 2^12481072 is an apocalyptic number.

It is an amenable number.

12481072 is a deficient number, since it is larger than the sum of its proper divisors (11822184).

12481072 is a wasteful number, since it uses less digits than its factorization.

12481072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916 (or 3910 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 12481072 is about 3532.8560683957. The cubic root of 12481072 is about 231.9622411796.

Adding to 12481072 its reverse (27018421), we get a palindrome (39499493).

The spelling of 12481072 in words is "twelve million, four hundred eighty-one thousand, seventy-two".