12616847 has 2 divisors, whose sum is σ = 12616848. Its totient is φ = 12616846.

The previous prime is 12616843. The next prime is 12616861. The reversal of 12616847 is 74861621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12616847 - 2² = 12616843 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12616841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6308423 + 6308424.

It is an arithmetic number, because the mean of its divisors is an integer number (6308424).

Almost surely, 2^12616847 is an apocalyptic number.

12616847 is a deficient number, since it is larger than the sum of its proper divisors (1).

12616847 is an equidigital number, since it uses as much as digits as its factorization.

12616847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 12616847 is about 3552.0201294475. The cubic root of 12616847 is about 232.8003410343.

The spelling of 12616847 in words is "twelve million, six hundred sixteen thousand, eight hundred forty-seven".