5251113013 has 2 divisors, whose sum is σ = 5251113014. Its totient is φ = 5251113012.

The previous prime is 5251112953. The next prime is 5251113029. The reversal of 5251113013 is 3103111525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2679304644 + 2571808369 = 51762^2 + 50713^2 .

It is a cyclic number.

It is not a de Polignac number, because 5251113013 - 2²⁵ = 5217558581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5251113053) 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 as a sum of consecutive naturals, namely, 2625556506 + 2625556507.

It is an arithmetic number, because the mean of its divisors is an integer number (2625556507).

Almost surely, 2^5251113013 is an apocalyptic number.

It is an amenable number.

5251113013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5251113013 is an equidigital number, since it uses as much as digits as its factorization.

5251113013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 5251113013 is about 72464.5638433021. The cubic root of 5251113013 is about 1738.1361348075.

Adding to 5251113013 its reverse (3103111525), we get a palindrome (8354224538).

The spelling of 5251113013 in words is "five billion, two hundred fifty-one million, one hundred thirteen thousand, thirteen".