127562565413 has 2 divisors, whose sum is σ = 127562565414. Its totient is φ = 127562565412.

The previous prime is 127562565401. The next prime is 127562565443. The reversal of 127562565413 is 314565265721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96368647489 + 31193917924 = 310433^2 + 176618^2 .

It is a cyclic number.

It is not a de Polignac number, because 127562565413 - 2¹² = 127562561317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127562565443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63781282706 + 63781282707.

It is an arithmetic number, because the mean of its divisors is an integer number (63781282707).

Almost surely, 2^127562565413 is an apocalyptic number.

It is an amenable number.

127562565413 is a deficient number, since it is larger than the sum of its proper divisors (1).

127562565413 is an equidigital number, since it uses as much as digits as its factorization.

127562565413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512000, while the sum is 47.

The spelling of 127562565413 in words is "one hundred twenty-seven billion, five hundred sixty-two million, five hundred sixty-five thousand, four hundred thirteen".