5031613513 has 2 divisors, whose sum is σ = 5031613514. Its totient is φ = 5031613512.

The previous prime is 5031613507. The next prime is 5031613537. The reversal of 5031613513 is 3153161305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4151482624 + 880130889 = 64432^2 + 29667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5031613513 is a prime.

It is not a weakly prime, because it can be changed into another prime (5034613513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515806756 + 2515806757.

It is an arithmetic number, because the mean of its divisors is an integer number (2515806757).

Almost surely, 2^5031613513 is an apocalyptic number.

It is an amenable number.

5031613513 is a deficient number, since it is larger than the sum of its proper divisors (1).

5031613513 is an equidigital number, since it uses as much as digits as its factorization.

5031613513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 5031613513 is about 70933.8671792255. The cubic root of 5031613513 is about 1713.5722675915.

Adding to 5031613513 its reverse (3153161305), we get a palindrome (8184774818).

The spelling of 5031613513 in words is "five billion, thirty-one million, six hundred thirteen thousand, five hundred thirteen".