127967983573 has 2 divisors, whose sum is σ = 127967983574. Its totient is φ = 127967983572.

The previous prime is 127967983553. The next prime is 127967983597. The reversal of 127967983573 is 375389769721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122841137169 + 5126846404 = 350487^2 + 71602^2 .

It is an emirp because it is prime and its reverse (375389769721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127967983573 - 2⁹ = 127967983061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127967983499 and 127967983508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127967983553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63983991786 + 63983991787.

It is an arithmetic number, because the mean of its divisors is an integer number (63983991787).

Almost surely, 2^127967983573 is an apocalyptic number.

It is an amenable number.

127967983573 is a deficient number, since it is larger than the sum of its proper divisors (1).

127967983573 is an equidigital number, since it uses as much as digits as its factorization.

127967983573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120022560, while the sum is 67.

The spelling of 127967983573 in words is "one hundred twenty-seven billion, nine hundred sixty-seven million, nine hundred eighty-three thousand, five hundred seventy-three".