517386967147 has 2 divisors, whose sum is σ = 517386967148. Its totient is φ = 517386967146.

The previous prime is 517386967127. The next prime is 517386967231. The reversal of 517386967147 is 741769683715.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-517386967147 is a prime.

It is not a weakly prime, because it can be changed into another prime (517386967127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258693483573 + 258693483574.

It is an arithmetic number, because the mean of its divisors is an integer number (258693483574).

Almost surely, 2^517386967147 is an apocalyptic number.

517386967147 is a deficient number, since it is larger than the sum of its proper divisors (1).

517386967147 is an equidigital number, since it uses as much as digits as its factorization.

517386967147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53343360, while the sum is 64.

The spelling of 517386967147 in words is "five hundred seventeen billion, three hundred eighty-six million, nine hundred sixty-seven thousand, one hundred forty-seven".