1082543345291 has 4 divisors (see below), whose sum is σ = 1090445121672. Its totient is φ = 1074641568912.

The previous prime is 1082543345269. The next prime is 1082543345293. The reversal of 1082543345291 is 1925433452801.

1082543345291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1082543345291 - 2⁶ = 1082543345227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1082543345293) 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, 3950887985 + ... + 3950888258.

It is an arithmetic number, because the mean of its divisors is an integer number (272611280418).

Almost surely, 2^{1082543345291} is an apocalyptic number.

1082543345291 is a deficient number, since it is larger than the sum of its proper divisors (7901776381).

1082543345291 is an equidigital number, since it uses as much as digits as its factorization.

1082543345291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7901776380.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 1082543345291 in words is "one trillion, eighty-two billion, five hundred forty-three million, three hundred forty-five thousand, two hundred ninety-one".