5438249339 has 2 divisors, whose sum is σ = 5438249340. Its totient is φ = 5438249338.

The previous prime is 5438249287. The next prime is 5438249363. The reversal of 5438249339 is 9339428345.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5438249339 - 2²⁴ = 5421472123 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5438749339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719124669 + 2719124670.

It is an arithmetic number, because the mean of its divisors is an integer number (2719124670).

Almost surely, 2^5438249339 is an apocalyptic number.

5438249339 is a deficient number, since it is larger than the sum of its proper divisors (1).

5438249339 is an equidigital number, since it uses as much as digits as its factorization.

5438249339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 50.

The square root of 5438249339 is about 73744.4868380003. The cubic root of 5438249339 is about 1758.5431878809.

The spelling of 5438249339 in words is "five billion, four hundred thirty-eight million, two hundred forty-nine thousand, three hundred thirty-nine".