5138340613 has 8 divisors (see below), whose sum is σ = 6061821440. Its totient is φ = 4262217840.

The previous prime is 5138340607. The next prime is 5138340629. The reversal of 5138340613 is 3160438315.

5138340613 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5138340613 - 2⁹ = 5138340101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5138340913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11839278 + ... + 11839711.

It is an arithmetic number, because the mean of its divisors is an integer number (757727680).

Almost surely, 2^5138340613 is an apocalyptic number.

It is an amenable number.

5138340613 is a deficient number, since it is larger than the sum of its proper divisors (923480827).

5138340613 is a wasteful number, since it uses less digits than its factorization.

5138340613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23679027.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 5138340613 is about 71682.2196433676. The cubic root of 5138340613 is about 1725.6033022997.

Adding to 5138340613 its reverse (3160438315), we get a palindrome (8298778928).

The spelling of 5138340613 in words is "five billion, one hundred thirty-eight million, three hundred forty thousand, six hundred thirteen".