4263979 has 2 divisors, whose sum is σ = 4263980. Its totient is φ = 4263978.

The previous prime is 4263977. The next prime is 4264021. The reversal of 4263979 is 9793624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4263979 - 2¹ = 4263977 is a prime.

Together with 4263977, it forms a pair of twin primes.

4263979 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4263977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2131989 + 2131990.

It is an arithmetic number, because the mean of its divisors is an integer number (2131990).

Almost surely, 2^4263979 is an apocalyptic number.

4263979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4263979 is an equidigital number, since it uses as much as digits as its factorization.

4263979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 40.

The square root of 4263979 is about 2064.9404349763. The cubic root of 4263979 is about 162.1579899545.

The spelling of 4263979 in words is "four million, two hundred sixty-three thousand, nine hundred seventy-nine".