5207438113 has 18 divisors (see below), whose sum is σ = 5601802598. Its totient is φ = 4839336960.

The previous prime is 5207438111. The next prime is 5207438189. The reversal of 5207438113 is 3118347025.

It can be written as a sum of positive squares in 3 ways, for example, as 1970738449 + 3236699664 = 44393^2 + 56892^2 .

It is not a de Polignac number, because 5207438113 - 2¹ = 5207438111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5207438111) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12082008 + ... + 12082438.

Almost surely, 2^5207438113 is an apocalyptic number.

It is an amenable number.

5207438113 is a deficient number, since it is larger than the sum of its proper divisors (394364485).

5207438113 is an frugal number, since it uses more digits than its factorization.

5207438113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 5207438113 is about 72162.5811137601. The cubic root of 5207438113 is about 1733.3038664082.

The spelling of 5207438113 in words is "five billion, two hundred seven million, four hundred thirty-eight thousand, one hundred thirteen".