4225939979 has 2 divisors, whose sum is σ = 4225939980. Its totient is φ = 4225939978.

The previous prime is 4225939931. The next prime is 4225939981. The reversal of 4225939979 is 9799395224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4225939979 is a prime.

It is a super-2 number, since 2×4225939979² = 35717137412221040882, which contains 22 as substring.

Together with 4225939981, 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 (4225932979) 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, 2112969989 + 2112969990.

It is an arithmetic number, because the mean of its divisors is an integer number (2112969990).

Almost surely, 2^4225939979 is an apocalyptic number.

4225939979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4225939979 is an equidigital number, since it uses as much as digits as its factorization.

4225939979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11022480, while the sum is 59.

The square root of 4225939979 is about 65007.2302055702. The cubic root of 4225939979 is about 1616.7434426192.

The spelling of 4225939979 in words is "four billion, two hundred twenty-five million, nine hundred thirty-nine thousand, nine hundred seventy-nine".