5439322387 has 2 divisors, whose sum is σ = 5439322388. Its totient is φ = 5439322386.

The previous prime is 5439322379. The next prime is 5439322391. The reversal of 5439322387 is 7832239345.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5439322387 - 2³ = 5439322379 is a prime.

It is not a weakly prime, because it can be changed into another prime (5439322327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719661193 + 2719661194.

It is an arithmetic number, because the mean of its divisors is an integer number (2719661194).

Almost surely, 2^5439322387 is an apocalyptic number.

5439322387 is a deficient number, since it is larger than the sum of its proper divisors (1).

5439322387 is an equidigital number, since it uses as much as digits as its factorization.

5439322387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 46.

The square root of 5439322387 is about 73751.7619247161. The cubic root of 5439322387 is about 1758.6588425727.

The spelling of 5439322387 in words is "five billion, four hundred thirty-nine million, three hundred twenty-two thousand, three hundred eighty-seven".