4021434667 has 2 divisors, whose sum is σ = 4021434668. Its totient is φ = 4021434666.

The previous prime is 4021434661. The next prime is 4021434709. The reversal of 4021434667 is 7664341204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4021434667 - 2¹¹ = 4021432619 is a prime.

It is not a weakly prime, because it can be changed into another prime (4021434661) 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 as a sum of consecutive naturals, namely, 2010717333 + 2010717334.

It is an arithmetic number, because the mean of its divisors is an integer number (2010717334).

Almost surely, 2^4021434667 is an apocalyptic number.

4021434667 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021434667 is an equidigital number, since it uses as much as digits as its factorization.

4021434667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 4021434667 is about 63414.7827166505. The cubic root of 4021434667 is about 1590.2314533254.

The spelling of 4021434667 in words is "four billion, twenty-one million, four hundred thirty-four thousand, six hundred sixty-seven".