1058533533257 has 4 divisors (see below), whose sum is σ = 1058543220420. Its totient is φ = 1058523846096.

The previous prime is 1058533533227. The next prime is 1058533533263. The reversal of 1058533533257 is 7523353358501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 643306660096 + 415226873161 = 802064^2 + 644381^2 .

It is a cyclic number.

It is not a de Polignac number, because 1058533533257 - 2²⁸ = 1058265097801 is a prime.

It is a super-2 number, since 2×1058533533257² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1058533533227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4677782 + ... + 4898847.

It is an arithmetic number, because the mean of its divisors is an integer number (264635805105).

Almost surely, 2^{1058533533257} is an apocalyptic number.

It is an amenable number.

1058533533257 is a deficient number, since it is larger than the sum of its proper divisors (9687163).

1058533533257 is an equidigital number, since it uses as much as digits as its factorization.

1058533533257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9687162.

The product of its (nonzero) digits is 5670000, while the sum is 50.

The spelling of 1058533533257 in words is "one trillion, fifty-eight billion, five hundred thirty-three million, five hundred thirty-three thousand, two hundred fifty-seven".