5439789239 has 2 divisors, whose sum is σ = 5439789240. Its totient is φ = 5439789238.

The previous prime is 5439789211. The next prime is 5439789241. The reversal of 5439789239 is 9329879345.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5439789239 is a prime.

Together with 5439789241, 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 (5439782239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719894619 + 2719894620.

It is an arithmetic number, because the mean of its divisors is an integer number (2719894620).

Almost surely, 2^5439789239 is an apocalyptic number.

5439789239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5439789239 is an equidigital number, since it uses as much as digits as its factorization.

5439789239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14696640, while the sum is 59.

The square root of 5439789239 is about 73754.9268794973. The cubic root of 5439789239 is about 1758.7091558195.

The spelling of 5439789239 in words is "five billion, four hundred thirty-nine million, seven hundred eighty-nine thousand, two hundred thirty-nine".