12481016 has 8 divisors (see below), whose sum is σ = 23401920. Its totient is φ = 6240504.

The previous prime is 12480997. The next prime is 12481039. The reversal of 12481016 is 61018421.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12480982 and 12481000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 780056 + ... + 780071.

It is an arithmetic number, because the mean of its divisors is an integer number (2925240).

Almost surely, 2^12481016 is an apocalyptic number.

It is an amenable number.

12481016 is a deficient number, since it is larger than the sum of its proper divisors (10920904).

12481016 is a wasteful number, since it uses less digits than its factorization.

12481016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560133 (or 1560129 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 12481016 is about 3532.8481427879. The cubic root of 12481016 is about 231.9618942568.

Adding to 12481016 its reverse (61018421), we get a palindrome (73499437).

The spelling of 12481016 in words is "twelve million, four hundred eighty-one thousand, sixteen".