12613316 has 12 divisors (see below), whose sum is σ = 22235388. Its totient is φ = 6260352.

The previous prime is 12613313. The next prime is 12613327. The reversal of 12613316 is 61331621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7043716 + 5569600 = 2654^2 + 2360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12613291 and 12613300.

It is not an unprimeable number, because it can be changed into a prime (12613313) 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, 10961 + ... + 12056.

It is an arithmetic number, because the mean of its divisors is an integer number (1852949).

Almost surely, 2^12613316 is an apocalyptic number.

It is an amenable number.

12613316 is a deficient number, since it is larger than the sum of its proper divisors (9622072).

12613316 is a wasteful number, since it uses less digits than its factorization.

12613316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23158 (or 23156 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 12613316 is about 3551.5230535645. The cubic root of 12613316 is about 232.7786215376.

Adding to 12613316 its reverse (61331621), we get a palindrome (73944937).

The spelling of 12613316 in words is "twelve million, six hundred thirteen thousand, three hundred sixteen".