2061028943 has 4 divisors (see below), whose sum is σ = 2062474680. Its totient is φ = 2059583208.

The previous prime is 2061028939. The next prime is 2061028973. The reversal of 2061028943 is 3498201602.

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 2061028943 - 2² = 2061028939 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061028903) 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 in 3 ways as a sum of consecutive naturals, for example, 720728 + ... + 723581.

It is an arithmetic number, because the mean of its divisors is an integer number (515618670).

Almost surely, 2^2061028943 is an apocalyptic number.

2061028943 is a deficient number, since it is larger than the sum of its proper divisors (1445737).

2061028943 is a wasteful number, since it uses less digits than its factorization.

2061028943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445736.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2061028943 is about 45398.5566180248. The cubic root of 2061028943 is about 1272.6081402302.

The spelling of 2061028943 in words is "two billion, sixty-one million, twenty-eight thousand, nine hundred forty-three".