5135583281 has 2 divisors, whose sum is σ = 5135583282. Its totient is φ = 5135583280.

The previous prime is 5135583253. The next prime is 5135583311. The reversal of 5135583281 is 1823855315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4931550625 + 204032656 = 70225^2 + 14284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5135583281 is a prime.

It is a super-2 number, since 2×5135583281² = 52748431272173449922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5135583881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567791640 + 2567791641.

It is an arithmetic number, because the mean of its divisors is an integer number (2567791641).

Almost surely, 2^5135583281 is an apocalyptic number.

It is an amenable number.

5135583281 is a deficient number, since it is larger than the sum of its proper divisors (1).

5135583281 is an equidigital number, since it uses as much as digits as its factorization.

5135583281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144000, while the sum is 41.

The square root of 5135583281 is about 71662.9840363908. The cubic root of 5135583281 is about 1725.2945831427.

The spelling of 5135583281 in words is "five billion, one hundred thirty-five million, five hundred eighty-three thousand, two hundred eighty-one".