127530006013 has 2 divisors, whose sum is σ = 127530006014. Its totient is φ = 127530006012.

The previous prime is 127530005951. The next prime is 127530006029. The reversal of 127530006013 is 310600035721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91844151364 + 35685854649 = 303058^2 + 188907^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127530006013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127530006413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63765003006 + 63765003007.

It is an arithmetic number, because the mean of its divisors is an integer number (63765003007).

Almost surely, 2^127530006013 is an apocalyptic number.

It is an amenable number.

127530006013 is a deficient number, since it is larger than the sum of its proper divisors (1).

127530006013 is an equidigital number, since it uses as much as digits as its factorization.

127530006013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The spelling of 127530006013 in words is "one hundred twenty-seven billion, five hundred thirty million, six thousand, thirteen".