12317073287 has 2 divisors, whose sum is σ = 12317073288. Its totient is φ = 12317073286.

The previous prime is 12317073271. The next prime is 12317073311. The reversal of 12317073287 is 78237071321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12317073287 - 2⁴ = 12317073271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12317073487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6158536643 + 6158536644.

It is an arithmetic number, because the mean of its divisors is an integer number (6158536644).

Almost surely, 2^12317073287 is an apocalyptic number.

12317073287 is a deficient number, since it is larger than the sum of its proper divisors (1).

12317073287 is an equidigital number, since it uses as much as digits as its factorization.

12317073287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 12317073287 in words is "twelve billion, three hundred seventeen million, seventy-three thousand, two hundred eighty-seven".