12916147 has 2 divisors, whose sum is σ = 12916148. Its totient is φ = 12916146.

The previous prime is 12916129. The next prime is 12916151. The reversal of 12916147 is 74161921.

12916147 is digitally balanced in base 2, 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 a de Polignac number, because none of the positive numbers 2^k-12916147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12916157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6458073 + 6458074.

It is an arithmetic number, because the mean of its divisors is an integer number (6458074).

Almost surely, 2^12916147 is an apocalyptic number.

12916147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12916147 is an equidigital number, since it uses as much as digits as its factorization.

12916147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 31.

The square root of 12916147 is about 3593.9041445203. The cubic root of 12916147 is about 234.6268228328.

The spelling of 12916147 in words is "twelve million, nine hundred sixteen thousand, one hundred forty-seven".