127984654097 has 2 divisors, whose sum is σ = 127984654098. Its totient is φ = 127984654096.

The previous prime is 127984654087. The next prime is 127984654103. The reversal of 127984654097 is 790456489721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127792665361 + 191988736 = 357481^2 + 13856^2 .

It is a cyclic number.

It is not a de Polignac number, because 127984654097 - 2¹⁰ = 127984653073 is a prime.

It is not a weakly prime, because it can be changed into another prime (127984654067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63992327048 + 63992327049.

It is an arithmetic number, because the mean of its divisors is an integer number (63992327049).

Almost surely, 2^127984654097 is an apocalyptic number.

It is an amenable number.

127984654097 is a deficient number, since it is larger than the sum of its proper divisors (1).

127984654097 is an equidigital number, since it uses as much as digits as its factorization.

127984654097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30481920, while the sum is 62.

The spelling of 127984654097 in words is "one hundred twenty-seven billion, nine hundred eighty-four million, six hundred fifty-four thousand, ninety-seven".