4021308479 has 2 divisors, whose sum is σ = 4021308480. Its totient is φ = 4021308478.

The previous prime is 4021308463. The next prime is 4021308491. The reversal of 4021308479 is 9748031204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4021308479 - 2⁴ = 4021308463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021308419) 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, 2010654239 + 2010654240.

It is an arithmetic number, because the mean of its divisors is an integer number (2010654240).

Almost surely, 2^4021308479 is an apocalyptic number.

4021308479 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021308479 is an equidigital number, since it uses as much as digits as its factorization.

4021308479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 4021308479 is about 63413.7877673302. The cubic root of 4021308479 is about 1590.2148199393.

The spelling of 4021308479 in words is "four billion, twenty-one million, three hundred eight thousand, four hundred seventy-nine".