127167594997 has 2 divisors, whose sum is σ = 127167594998. Its totient is φ = 127167594996.

The previous prime is 127167594913. The next prime is 127167595003. The reversal of 127167594997 is 799495761721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124348622161 + 2818972836 = 352631^2 + 53094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127167594997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127167594097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63583797498 + 63583797499.

It is an arithmetic number, because the mean of its divisors is an integer number (63583797499).

Almost surely, 2^127167594997 is an apocalyptic number.

It is an amenable number.

127167594997 is a deficient number, since it is larger than the sum of its proper divisors (1).

127167594997 is an equidigital number, since it uses as much as digits as its factorization.

127167594997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60011280, while the sum is 67.

The spelling of 127167594997 in words is "one hundred twenty-seven billion, one hundred sixty-seven million, five hundred ninety-four thousand, nine hundred ninety-seven".