2056343719 has 2 divisors, whose sum is σ = 2056343720. Its totient is φ = 2056343718.

The previous prime is 2056343701. The next prime is 2056343747. The reversal of 2056343719 is 9173436502.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2056343719 - 2⁷ = 2056343591 is a prime.

It is a super-2 number, since 2×2056343719² = 8457098981341501922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2056343759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028171859 + 1028171860.

It is an arithmetic number, because the mean of its divisors is an integer number (1028171860).

Almost surely, 2^2056343719 is an apocalyptic number.

2056343719 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056343719 is an equidigital number, since it uses as much as digits as its factorization.

2056343719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 2056343719 is about 45346.9262354131. The cubic root of 2056343719 is about 1271.6430918456.

The spelling of 2056343719 in words is "two billion, fifty-six million, three hundred forty-three thousand, seven hundred nineteen".