5243328739 has 4 divisors (see below), whose sum is σ = 5719995000. Its totient is φ = 4766662480.

The previous prime is 5243328677. The next prime is 5243328767. The reversal of 5243328739 is 9378233425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5243328739 - 2⁷ = 5243328611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5243328439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238333114 + ... + 238333135.

It is an arithmetic number, because the mean of its divisors is an integer number (1429998750).

Almost surely, 2^5243328739 is an apocalyptic number.

5243328739 is a deficient number, since it is larger than the sum of its proper divisors (476666261).

5243328739 is a wasteful number, since it uses less digits than its factorization.

5243328739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476666260.

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

The square root of 5243328739 is about 72410.8330224145. The cubic root of 5243328739 is about 1737.2768364004.

The spelling of 5243328739 in words is "five billion, two hundred forty-three million, three hundred twenty-eight thousand, seven hundred thirty-nine".