4056345443 has 6 divisors (see below), whose sum is σ = 4191417252. Its totient is φ = 3925494660.

The previous prime is 4056345431. The next prime is 4056345463. The reversal of 4056345443 is 3445436504.

It is not a de Polignac number, because 4056345443 - 2⁴ = 4056345427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4056345397 and 4056345406.

It is not an unprimeable number, because it can be changed into a prime (4056345413) 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 5 ways as a sum of consecutive naturals, for example, 2109521 + ... + 2111442.

It is an arithmetic number, because the mean of its divisors is an integer number (698569542).

Almost surely, 2^4056345443 is an apocalyptic number.

4056345443 is a deficient number, since it is larger than the sum of its proper divisors (135071809).

4056345443 is an equidigital number, since it uses as much as digits as its factorization.

4056345443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221025 (or 4220994 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

The square root of 4056345443 is about 63689.4453029699. The cubic root of 4056345443 is about 1594.8198933826.

The spelling of 4056345443 in words is "four billion, fifty-six million, three hundred forty-five thousand, four hundred forty-three".