5185345135 has 4 divisors (see below), whose sum is σ = 6222414168. Its totient is φ = 4148276104.

The previous prime is 5185345129. The next prime is 5185345141. The reversal of 5185345135 is 5315435815.

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

It is an interprime number because it is at equal distance from previous prime (5185345129) and next prime (5185345141).

It is a cyclic number.

It is not a de Polignac number, because 5185345135 - 2³ = 5185345127 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518534509 + ... + 518534518.

It is an arithmetic number, because the mean of its divisors is an integer number (1555603542).

Almost surely, 2^5185345135 is an apocalyptic number.

5185345135 is a deficient number, since it is larger than the sum of its proper divisors (1037069033).

5185345135 is a wasteful number, since it uses less digits than its factorization.

5185345135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037069032.

The product of its digits is 180000, while the sum is 40.

The square root of 5185345135 is about 72009.3406093959. The cubic root of 5185345135 is about 1730.8491643536.

The spelling of 5185345135 in words is "five billion, one hundred eighty-five million, three hundred forty-five thousand, one hundred thirty-five".