4243287479 has 2 divisors, whose sum is σ = 4243287480. Its totient is φ = 4243287478.

The previous prime is 4243287463. The next prime is 4243287481. The reversal of 4243287479 is 9747823424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4243287479 - 2⁴ = 4243287463 is a prime.

It is a Sophie Germain prime.

Together with 4243287481, 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 (4243287079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121643739 + 2121643740.

It is an arithmetic number, because the mean of its divisors is an integer number (2121643740).

Almost surely, 2^4243287479 is an apocalyptic number.

4243287479 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243287479 is an equidigital number, since it uses as much as digits as its factorization.

4243287479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2709504, while the sum is 50.

The square root of 4243287479 is about 65140.5210218647. The cubic root of 4243287479 is about 1618.9526684446.

The spelling of 4243287479 in words is "four billion, two hundred forty-three million, two hundred eighty-seven thousand, four hundred seventy-nine".