12616319 has 2 divisors, whose sum is σ = 12616320. Its totient is φ = 12616318.

The previous prime is 12616273. The next prime is 12616327. The reversal of 12616319 is 91361621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12616319 is a prime.

It is a super-2 number, since 2×12616319² = 318343010219522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12616291 and 12616300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12616339) 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, 6308159 + 6308160.

It is an arithmetic number, because the mean of its divisors is an integer number (6308160).

Almost surely, 2^12616319 is an apocalyptic number.

12616319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12616319 is an equidigital number, since it uses as much as digits as its factorization.

12616319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 29.

The square root of 12616319 is about 3551.9458047667. The cubic root of 12616319 is about 232.7970935168.

The spelling of 12616319 in words is "twelve million, six hundred sixteen thousand, three hundred nineteen".