12894923 has 2 divisors, whose sum is σ = 12894924. Its totient is φ = 12894922.

The previous prime is 12894899. The next prime is 12894929. The reversal of 12894923 is 32949821.

12894923 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12894923 - 2⁶ = 12894859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12894929) 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, 6447461 + 6447462.

It is an arithmetic number, because the mean of its divisors is an integer number (6447462).

Almost surely, 2^12894923 is an apocalyptic number.

12894923 is a deficient number, since it is larger than the sum of its proper divisors (1).

12894923 is an equidigital number, since it uses as much as digits as its factorization.

12894923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 12894923 is about 3590.9501528147. The cubic root of 12894923 is about 234.4982383108.

The spelling of 12894923 in words is "twelve million, eight hundred ninety-four thousand, nine hundred twenty-three".