12946171306 has 4 divisors (see below), whose sum is σ = 19419256962. Its totient is φ = 6473085652.

The previous prime is 12946171223. The next prime is 12946171319. The reversal of 12946171306 is 60317164921.

12946171306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60317164921 = 13 ⋅4639781917.

It can be written as a sum of positive squares in only one way, i.e., 10614150625 + 2332020681 = 103025^2 + 48291^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3236542825 + ... + 3236542828.

Almost surely, 2^12946171306 is an apocalyptic number.

12946171306 is a deficient number, since it is larger than the sum of its proper divisors (6473085656).

12946171306 is an equidigital number, since it uses as much as digits as its factorization.

12946171306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6473085655.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 12946171306 in words is "twelve billion, nine hundred forty-six million, one hundred seventy-one thousand, three hundred six".