5186711513 has 2 divisors, whose sum is σ = 5186711514. Its totient is φ = 5186711512.

The previous prime is 5186711507. The next prime is 5186711573. The reversal of 5186711513 is 3151176815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4674730384 + 511981129 = 68372^2 + 22627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5186711513 is a prime.

It is not a weakly prime, because it can be changed into another prime (5186711573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593355756 + 2593355757.

It is an arithmetic number, because the mean of its divisors is an integer number (2593355757).

Almost surely, 2^5186711513 is an apocalyptic number.

It is an amenable number.

5186711513 is a deficient number, since it is larger than the sum of its proper divisors (1).

5186711513 is an equidigital number, since it uses as much as digits as its factorization.

5186711513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 38.

The square root of 5186711513 is about 72018.8274897613. The cubic root of 5186711513 is about 1731.0011816548.

The spelling of 5186711513 in words is "five billion, one hundred eighty-six million, seven hundred eleven thousand, five hundred thirteen".