1158127306513 has 2 divisors, whose sum is σ = 1158127306514. Its totient is φ = 1158127306512.

The previous prime is 1158127306471. The next prime is 1158127306547. The reversal of 1158127306513 is 3156037218511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 990934638849 + 167192667664 = 995457^2 + 408892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1158127306513 - 2²⁹ = 1157590435601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1158127306513.

It is not a weakly prime, because it can be changed into another prime (1158127306213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579063653256 + 579063653257.

It is an arithmetic number, because the mean of its divisors is an integer number (579063653257).

Almost surely, 2^{1158127306513} is an apocalyptic number.

It is an amenable number.

1158127306513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158127306513 is an equidigital number, since it uses as much as digits as its factorization.

1158127306513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 1158127306513 in words is "one trillion, one hundred fifty-eight billion, one hundred twenty-seven million, three hundred six thousand, five hundred thirteen".