3405818443 has 4 divisors (see below), whose sum is σ = 3409181568. Its totient is φ = 3402455320.

The previous prime is 3405818413. The next prime is 3405818459. The reversal of 3405818443 is 3448185043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3448185043 = 1439 ⋅2396237.

It is a cyclic number.

It is not a de Polignac number, because 3405818443 - 2⁵ = 3405818411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3405818396 and 3405818405.

It is not an unprimeable number, because it can be changed into a prime (3405818413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680043 + ... + 1682068.

It is an arithmetic number, because the mean of its divisors is an integer number (852295392).

Almost surely, 2^3405818443 is an apocalyptic number.

3405818443 is a deficient number, since it is larger than the sum of its proper divisors (3363125).

3405818443 is a wasteful number, since it uses less digits than its factorization.

3405818443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363124.

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 3405818443 is about 58359.3903583648. The cubic root of 3405818443 is about 1504.5518682838.

The spelling of 3405818443 in words is "three billion, four hundred five million, eight hundred eighteen thousand, four hundred forty-three".