1158063897677 has 2 divisors, whose sum is σ = 1158063897678. Its totient is φ = 1158063897676.

The previous prime is 1158063897673. The next prime is 1158063897691. The reversal of 1158063897677 is 7767983608511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 658647488041 + 499416409636 = 811571^2 + 706694^2 .

It is a cyclic number.

It is not a de Polignac number, because 1158063897677 - 2² = 1158063897673 is a prime.

It is a super-2 number, since 2×1158063897677² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1158063897671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579031948838 + 579031948839.

It is an arithmetic number, because the mean of its divisors is an integer number (579031948839).

Almost surely, 2^{1158063897677} is an apocalyptic number.

It is an amenable number.

1158063897677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158063897677 is an equidigital number, since it uses as much as digits as its factorization.

1158063897677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 106686720, while the sum is 68.

The spelling of 1158063897677 in words is "one trillion, one hundred fifty-eight billion, sixty-three million, eight hundred ninety-seven thousand, six hundred seventy-seven".