4243003979 has 2 divisors, whose sum is σ = 4243003980. Its totient is φ = 4243003978.

The previous prime is 4243003909. The next prime is 4243003993. The reversal of 4243003979 is 9793003424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4243003979 - 2¹² = 4242999883 is a prime.

It is not a weakly prime, because it can be changed into another prime (4243003909) 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, 2121501989 + 2121501990.

It is an arithmetic number, because the mean of its divisors is an integer number (2121501990).

Almost surely, 2^4243003979 is an apocalyptic number.

4243003979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243003979 is an equidigital number, since it uses as much as digits as its factorization.

4243003979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 4243003979 is about 65138.3449206380. The cubic root of 4243003979 is about 1618.9166128073.

The spelling of 4243003979 in words is "four billion, two hundred forty-three million, three thousand, nine hundred seventy-nine".