127616497 has 2 divisors, whose sum is σ = 127616498. Its totient is φ = 127616496.

The previous prime is 127616473. The next prime is 127616509. The reversal of 127616497 is 794616721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88378801 + 39237696 = 9401^2 + 6264^2 .

It is a cyclic number.

It is not a de Polignac number, because 127616497 - 2¹¹ = 127614449 is a prime.

It is not a weakly prime, because it can be changed into another prime (127616417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63808248 + 63808249.

It is an arithmetic number, because the mean of its divisors is an integer number (63808249).

Almost surely, 2^127616497 is an apocalyptic number.

It is an amenable number.

127616497 is a deficient number, since it is larger than the sum of its proper divisors (1).

127616497 is an equidigital number, since it uses as much as digits as its factorization.

127616497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 43.

The square root of 127616497 is about 11296.7471866905. The cubic root of 127616497 is about 503.4646003065.

The spelling of 127616497 in words is "one hundred twenty-seven million, six hundred sixteen thousand, four hundred ninety-seven".