5205255313 has 8 divisors (see below), whose sum is σ = 5543308008. Its totient is φ = 4870742784.

The previous prime is 5205255299. The next prime is 5205255317. The reversal of 5205255313 is 3135525025.

It can be written as a sum of positive squares in 4 ways, for example, as 2956314384 + 2248940929 = 54372^2 + 47423^2 .

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 5205255313 - 2²⁵ = 5171700881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5205255317) 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, 882006 + ... + 887887.

It is an arithmetic number, because the mean of its divisors is an integer number (692913501).

Almost surely, 2^5205255313 is an apocalyptic number.

It is an amenable number.

5205255313 is a deficient number, since it is larger than the sum of its proper divisors (338052695).

5205255313 is a wasteful number, since it uses less digits than its factorization.

5205255313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770083.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 5205255313 is about 72147.4553466718. The cubic root of 5205255313 is about 1733.0616497713.

The spelling of 5205255313 in words is "five billion, two hundred five million, two hundred fifty-five thousand, three hundred thirteen".