12613066 has 8 divisors (see below), whose sum is σ = 19040580. Its totient is φ = 6266208.

The previous prime is 12613049. The next prime is 12613109. The reversal of 12613066 is 66031621.

It can be written as a sum of positive squares in 2 ways, for example, as 12006225 + 606841 = 3465^2 + 779^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12613066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19771 + ... + 20398.

Almost surely, 2^12613066 is an apocalyptic number.

12613066 is a deficient number, since it is larger than the sum of its proper divisors (6427514).

12613066 is a wasteful number, since it uses less digits than its factorization.

12613066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40328.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 12613066 is about 3551.4878572227. The cubic root of 12613066 is about 232.7770836116. Note that the first 3 decimals are identical.

Adding to 12613066 its reverse (66031621), we get a palindrome (78644687).

The spelling of 12613066 in words is "twelve million, six hundred thirteen thousand, sixty-six".