5239449323 has 2 divisors, whose sum is σ = 5239449324. Its totient is φ = 5239449322.

The previous prime is 5239449311. The next prime is 5239449359. The reversal of 5239449323 is 3239449325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5239449323 - 2⁴ = 5239449307 is a prime.

It is not a weakly prime, because it can be changed into another prime (5239449023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2619724661 + 2619724662.

It is an arithmetic number, because the mean of its divisors is an integer number (2619724662).

Almost surely, 2^5239449323 is an apocalyptic number.

5239449323 is a deficient number, since it is larger than the sum of its proper divisors (1).

5239449323 is an equidigital number, since it uses as much as digits as its factorization.

5239449323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 44.

The square root of 5239449323 is about 72384.0405269007. The cubic root of 5239449323 is about 1736.8482738888.

The spelling of 5239449323 in words is "five billion, two hundred thirty-nine million, four hundred forty-nine thousand, three hundred twenty-three".