5103135581 has 12 divisors (see below), whose sum is σ = 5228742708. Its totient is φ = 4980378624.

The previous prime is 5103135547. The next prime is 5103135607. The reversal of 5103135581 is 1855313015.

It can be written as a sum of positive squares in 6 ways, for example, as 1028228356 + 4074907225 = 32066^2 + 63835^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5103135581 is a prime.

It is a super-2 number, since 2×5103135581² = 52083985516136415122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5103135181) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 537431 + ... + 546843.

It is an arithmetic number, because the mean of its divisors is an integer number (435728559).

Almost surely, 2^5103135581 is an apocalyptic number.

It is an amenable number.

5103135581 is a deficient number, since it is larger than the sum of its proper divisors (125607127).

5103135581 is an equidigital number, since it uses as much as digits as its factorization.

5103135581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9712 (or 9659 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 5103135581 is about 71436.2343702410. The cubic root of 5103135581 is about 1721.6533116924.

Adding to 5103135581 its reverse (1855313015), we get a palindrome (6958448596).

The spelling of 5103135581 in words is "five billion, one hundred three million, one hundred thirty-five thousand, five hundred eighty-one".