12940994 has 16 divisors (see below), whose sum is σ = 21694176. Its totient is φ = 5738400.

The previous prime is 12940987. The next prime is 12941011. The reversal of 12940994 is 49904921.

It is a happy number.

12940994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6272 + ... + 8075.

It is an arithmetic number, because the mean of its divisors is an integer number (1355886).

Almost surely, 2^12940994 is an apocalyptic number.

12940994 is a deficient number, since it is larger than the sum of its proper divisors (8753182).

12940994 is a wasteful number, since it uses less digits than its factorization.

12940994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14401.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 12940994 is about 3597.3593092712. The cubic root of 12940994 is about 234.7771782595. Note that the first 3 decimals are identical.

The spelling of 12940994 in words is "twelve million, nine hundred forty thousand, nine hundred ninety-four".