4021423034339 has 2 divisors, whose sum is σ = 4021423034340. Its totient is φ = 4021423034338.

The previous prime is 4021423034303. The next prime is 4021423034341. The reversal of 4021423034339 is 9334303241204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021423034339 is a prime.

It is a super-2 number, since 2×4021423034339² (a number of 26 digits) contains 22 as substring.

Together with 4021423034341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4021423034939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010711517169 + 2010711517170.

It is an arithmetic number, because the mean of its divisors is an integer number (2010711517170).

Almost surely, 2^{4021423034339} is an apocalyptic number.

4021423034339 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021423034339 is an equidigital number, since it uses as much as digits as its factorization.

4021423034339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 4021423034339 in words is "four trillion, twenty-one billion, four hundred twenty-three million, thirty-four thousand, three hundred thirty-nine".