12994071 has 4 divisors (see below), whose sum is σ = 17325432. Its totient is φ = 8662712.

The previous prime is 12994031. The next prime is 12994087. The reversal of 12994071 is 17049921.

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

It is a cyclic number.

It is not a de Polignac number, because 12994071 - 2¹⁰ = 12993047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12994031) 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 in 3 ways as a sum of consecutive naturals, for example, 2165676 + ... + 2165681.

It is an arithmetic number, because the mean of its divisors is an integer number (4331358).

Almost surely, 2^12994071 is an apocalyptic number.

12994071 is a deficient number, since it is larger than the sum of its proper divisors (4331361).

12994071 is an equidigital number, since it uses as much as digits as its factorization.

12994071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4331360.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 12994071 is about 3604.7289773296. The cubic root of 12994071 is about 235.0977170200.

The spelling of 12994071 in words is "twelve million, nine hundred ninety-four thousand, seventy-one".