4220409959 has 2 divisors, whose sum is σ = 4220409960. Its totient is φ = 4220409958.

The previous prime is 4220409887. The next prime is 4220409961. The reversal of 4220409959 is 9599040224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4220409959 - 2⁸ = 4220409703 is a prime.

Together with 4220409961, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4220409059) 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, 2110204979 + 2110204980.

It is an arithmetic number, because the mean of its divisors is an integer number (2110204980).

Almost surely, 2^4220409959 is an apocalyptic number.

4220409959 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220409959 is an equidigital number, since it uses as much as digits as its factorization.

4220409959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 4220409959 is about 64964.6823974381. The cubic root of 4220409959 is about 1616.0379170381.

The spelling of 4220409959 in words is "four billion, two hundred twenty million, four hundred nine thousand, nine hundred fifty-nine".