5135918245 has 8 divisors (see below), whose sum is σ = 6166116216. Its totient is φ = 4106725056.

The previous prime is 5135918233. The next prime is 5135918269. The reversal of 5135918245 is 5428195315.

It can be written as a sum of positive squares in 4 ways, for example, as 2088215809 + 3047702436 = 45697^2 + 55206^2 .

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 5135918245 - 2⁵ = 5135918213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239902 + ... + 260431.

It is an arithmetic number, because the mean of its divisors is an integer number (770764527).

Almost surely, 2^5135918245 is an apocalyptic number.

It is an amenable number.

5135918245 is a deficient number, since it is larger than the sum of its proper divisors (1030197971).

5135918245 is a wasteful number, since it uses less digits than its factorization.

5135918245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502391.

The product of its digits is 216000, while the sum is 43.

The square root of 5135918245 is about 71665.3210765151. The cubic root of 5135918245 is about 1725.3320926120.

The spelling of 5135918245 in words is "five billion, one hundred thirty-five million, nine hundred eighteen thousand, two hundred forty-five".