12516052 has 12 divisors (see below), whose sum is σ = 22658580. Its totient is φ = 6042176.

The previous prime is 12516047. The next prime is 12516059. The reversal of 12516052 is 25061521.

It can be written as a sum of positive squares in 2 ways, for example, as 5982916 + 6533136 = 2446^2 + 2556^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12516059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53833 + ... + 54064.

It is an arithmetic number, because the mean of its divisors is an integer number (1888215).

Almost surely, 2^12516052 is an apocalyptic number.

It is an amenable number.

12516052 is a deficient number, since it is larger than the sum of its proper divisors (10142528).

12516052 is a wasteful number, since it uses less digits than its factorization.

12516052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107930 (or 107928 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 12516052 is about 3537.8032732191. The cubic root of 12516052 is about 232.1787415657.

Adding to 12516052 its reverse (25061521), we get a palindrome (37577573).

The spelling of 12516052 in words is "twelve million, five hundred sixteen thousand, fifty-two".