2056321067 has 4 divisors (see below), whose sum is σ = 2127228720. Its totient is φ = 1985413416.

The previous prime is 2056321051. The next prime is 2056321087. The reversal of 2056321067 is 7601236502.

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 2056321067 - 2⁴ = 2056321051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2056321027) 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, 35453783 + ... + 35453840.

It is an arithmetic number, because the mean of its divisors is an integer number (531807180).

Almost surely, 2^2056321067 is an apocalyptic number.

2056321067 is a deficient number, since it is larger than the sum of its proper divisors (70907653).

2056321067 is an equidigital number, since it uses as much as digits as its factorization.

2056321067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70907652.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 2056321067 is about 45346.6764713799. The cubic root of 2056321067 is about 1271.6384224957.

Adding to 2056321067 its reverse (7601236502), we get a palindrome (9657557569).

The spelling of 2056321067 in words is "two billion, fifty-six million, three hundred twenty-one thousand, sixty-seven".