2606430443 has 2 divisors, whose sum is σ = 2606430444. Its totient is φ = 2606430442.

The previous prime is 2606430439. The next prime is 2606430487. The reversal of 2606430443 is 3440346062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2606430443 - 2² = 2606430439 is a prime.

It is not a weakly prime, because it can be changed into another prime (2606435443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1303215221 + 1303215222.

It is an arithmetic number, because the mean of its divisors is an integer number (1303215222).

Almost surely, 2^2606430443 is an apocalyptic number.

2606430443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2606430443 is an equidigital number, since it uses as much as digits as its factorization.

2606430443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 32.

The square root of 2606430443 is about 51053.2118774128. The cubic root of 2606430443 is about 1376.2015622328.

The spelling of 2606430443 in words is "two billion, six hundred six million, four hundred thirty thousand, four hundred forty-three".