2056543113 has 16 divisors (see below), whose sum is σ = 2771361216. Its totient is φ = 1356398400.

The previous prime is 2056543063. The next prime is 2056543123. The reversal of 2056543113 is 3113456502.

It is not a de Polignac number, because 2056543113 - 2⁹ = 2056542601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2056543123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669006 + ... + 672072.

It is an arithmetic number, because the mean of its divisors is an integer number (173210076).

Almost surely, 2^2056543113 is an apocalyptic number.

It is an amenable number.

2056543113 is a deficient number, since it is larger than the sum of its proper divisors (714818103).

2056543113 is a wasteful number, since it uses less digits than its factorization.

2056543113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5384.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2056543113 is about 45349.1247214321. The cubic root of 2056543113 is about 1271.6841922715.

Adding to 2056543113 its reverse (3113456502), we get a palindrome (5169999615).

The spelling of 2056543113 in words is "two billion, fifty-six million, five hundred forty-three thousand, one hundred thirteen".