1158127306601 has 2 divisors, whose sum is σ = 1158127306602. Its totient is φ = 1158127306600.

The previous prime is 1158127306547. The next prime is 1158127306681. The reversal of 1158127306601 is 1066037218511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1099350153001 + 58777153600 = 1048499^2 + 242440^2 .

It is an emirp because it is prime and its reverse (1066037218511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1158127306601 - 2¹⁴ = 1158127290217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1158127306681) 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, 579063653300 + 579063653301.

It is an arithmetic number, because the mean of its divisors is an integer number (579063653301).

Almost surely, 2^{1158127306601} is an apocalyptic number.

It is an amenable number.

1158127306601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158127306601 is an equidigital number, since it uses as much as digits as its factorization.

1158127306601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 1158127306601 in words is "one trillion, one hundred fifty-eight billion, one hundred twenty-seven million, three hundred six thousand, six hundred one".