12964066 has 4 divisors (see below), whose sum is σ = 19446102. Its totient is φ = 6482032.

The previous prime is 12964037. The next prime is 12964067. The reversal of 12964066 is 66046921.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12638025 + 326041 = 3555^2 + 571^2 .

It is not an unprimeable number, because it can be changed into a prime (12964067) by changing a digit.

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 as a sum of consecutive naturals, namely, 3241015 + ... + 3241018.

Almost surely, 2^12964066 is an apocalyptic number.

12964066 is a deficient number, since it is larger than the sum of its proper divisors (6482036).

12964066 is an equidigital number, since it uses as much as digits as its factorization.

12964066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482035.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 12964066 is about 3600.5646779359. The cubic root of 12964066 is about 234.9166204878.

The spelling of 12964066 in words is "twelve million, nine hundred sixty-four thousand, sixty-six".