2056321051 has 2 divisors, whose sum is σ = 2056321052. Its totient is φ = 2056321050.

The previous prime is 2056321039. The next prime is 2056321087. The reversal of 2056321051 is 1501236502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2056321051 - 2²⁹ = 1519450139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2056321031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028160525 + 1028160526.

It is an arithmetic number, because the mean of its divisors is an integer number (1028160526).

Almost surely, 2^2056321051 is an apocalyptic number.

2056321051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056321051 is an equidigital number, since it uses as much as digits as its factorization.

2056321051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2056321051 is about 45346.6762949612. The cubic root of 2056321051 is about 1271.6384191976.

Adding to 2056321051 its reverse (1501236502), we get a palindrome (3557557553).

It can be divided in two parts, 20563 and 21051, that added together give a palindrome (41614).

The spelling of 2056321051 in words is "two billion, fifty-six million, three hundred twenty-one thousand, fifty-one".