5135918205 has 24 divisors (see below), whose sum is σ = 9032427936. Its totient is φ = 2490141280.

The previous prime is 5135918191. The next prime is 5135918213. The reversal of 5135918205 is 5028195315.

It is not a de Polignac number, because 5135918205 - 2⁴ = 5135918189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1413039 + ... + 1416668.

It is an arithmetic number, because the mean of its divisors is an integer number (376351164).

Almost surely, 2^5135918205 is an apocalyptic number.

5135918205 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5135918205 is a deficient number, since it is larger than the sum of its proper divisors (3896509731).

5135918205 is a wasteful number, since it uses less digits than its factorization.

5135918205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829737 (or 2829726 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 5135918205 is about 71665.3207974401. The cubic root of 5135918205 is about 1725.3320881329.

The spelling of 5135918205 in words is "five billion, one hundred thirty-five million, nine hundred eighteen thousand, two hundred five".