127485317 has 2 divisors, whose sum is σ = 127485318. Its totient is φ = 127485316.

The previous prime is 127485301. The next prime is 127485341. The reversal of 127485317 is 713584721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70543201 + 56942116 = 8399^2 + 7546^2 .

It is a cyclic number.

It is not a de Polignac number, because 127485317 - 2⁴ = 127485301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127485217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63742658 + 63742659.

It is an arithmetic number, because the mean of its divisors is an integer number (63742659).

Almost surely, 2^127485317 is an apocalyptic number.

It is an amenable number.

127485317 is a deficient number, since it is larger than the sum of its proper divisors (1).

127485317 is an equidigital number, since it uses as much as digits as its factorization.

127485317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 38.

The square root of 127485317 is about 11290.9395977483. The cubic root of 127485317 is about 503.2920334616.

The spelling of 127485317 in words is "one hundred twenty-seven million, four hundred eighty-five thousand, three hundred seventeen".