317457457147 has 2 divisors, whose sum is σ = 317457457148. Its totient is φ = 317457457146.

The previous prime is 317457457103. The next prime is 317457457217. The reversal of 317457457147 is 741754754713.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317457457147 is a prime.

It is not a weakly prime, because it can be changed into another prime (317457457747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158728728573 + 158728728574.

It is an arithmetic number, because the mean of its divisors is an integer number (158728728574).

Almost surely, 2^317457457147 is an apocalyptic number.

317457457147 is a deficient number, since it is larger than the sum of its proper divisors (1).

317457457147 is an equidigital number, since it uses as much as digits as its factorization.

317457457147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11524800, while the sum is 55.

The spelling of 317457457147 in words is "three hundred seventeen billion, four hundred fifty-seven million, four hundred fifty-seven thousand, one hundred forty-seven".