5217113513 has 8 divisors (see below), whose sum is σ = 5244825768. Its totient is φ = 5189474304.

The previous prime is 5217113507. The next prime is 5217113521. The reversal of 5217113513 is 3153117125.

It can be written as a sum of positive squares in 4 ways, for example, as 441336064 + 4775777449 = 21008^2 + 69107^2 .

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 5217113513 - 2⁴ = 5217113497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5217113113) 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, 128045 + ... + 163797.

It is an arithmetic number, because the mean of its divisors is an integer number (655603221).

Almost surely, 2^5217113513 is an apocalyptic number.

It is an amenable number.

5217113513 is a deficient number, since it is larger than the sum of its proper divisors (27712255).

5217113513 is a wasteful number, since it uses less digits than its factorization.

5217113513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36523.

The product of its digits is 3150, while the sum is 29.

The square root of 5217113513 is about 72229.5889023328. The cubic root of 5217113513 is about 1734.3766928871.

The spelling of 5217113513 in words is "five billion, two hundred seventeen million, one hundred thirteen thousand, five hundred thirteen".