4937442439 has 2 divisors, whose sum is σ = 4937442440. Its totient is φ = 4937442438.

The previous prime is 4937442401. The next prime is 4937442487. The reversal of 4937442439 is 9342447394.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4937442439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4937442392 and 4937442401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4937442539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2468721219 + 2468721220.

It is an arithmetic number, because the mean of its divisors is an integer number (2468721220).

Almost surely, 2^4937442439 is an apocalyptic number.

4937442439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4937442439 is an equidigital number, since it uses as much as digits as its factorization.

4937442439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 49.

The square root of 4937442439 is about 70266.9370258872. The cubic root of 4937442439 is about 1702.8145347767.

The spelling of 4937442439 in words is "four billion, nine hundred thirty-seven million, four hundred forty-two thousand, four hundred thirty-nine".