1058385871657 has 2 divisors, whose sum is σ = 1058385871658. Its totient is φ = 1058385871656.

The previous prime is 1058385871649. The next prime is 1058385871679. The reversal of 1058385871657 is 7561785838501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 625837627801 + 432548243856 = 791099^2 + 657684^2 .

It is a cyclic number.

It is not a de Polignac number, because 1058385871657 - 2³ = 1058385871649 is a prime.

It is a super-2 number, since 2×1058385871657² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1058385871607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529192935828 + 529192935829.

It is an arithmetic number, because the mean of its divisors is an integer number (529192935829).

Almost surely, 2^{1058385871657} is an apocalyptic number.

It is an amenable number.

1058385871657 is a deficient number, since it is larger than the sum of its proper divisors (1).

1058385871657 is an equidigital number, since it uses as much as digits as its factorization.

1058385871657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448000, while the sum is 64.

The spelling of 1058385871657 in words is "one trillion, fifty-eight billion, three hundred eighty-five million, eight hundred seventy-one thousand, six hundred fifty-seven".