12964258 has 4 divisors (see below), whose sum is σ = 19446390. Its totient is φ = 6482128.

The previous prime is 12964243. The next prime is 12964261. The reversal of 12964258 is 85246921.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85246921 = 29 ⋅2939549.

It can be written as a sum of positive squares in only one way, i.e., 10029889 + 2934369 = 3167^2 + 1713^2 .

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 as a sum of consecutive naturals, namely, 3241063 + ... + 3241066.

Almost surely, 2^12964258 is an apocalyptic number.

12964258 is a deficient number, since it is larger than the sum of its proper divisors (6482132).

12964258 is an equidigital number, since it uses as much as digits as its factorization.

12964258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482131.

The product of its digits is 34560, while the sum is 37.

The square root of 12964258 is about 3600.5913403218. The cubic root of 12964258 is about 234.9177802003.

The spelling of 12964258 in words is "twelve million, nine hundred sixty-four thousand, two hundred fifty-eight".