5250907513 has 2 divisors, whose sum is σ = 5250907514. Its totient is φ = 5250907512.

The previous prime is 5250907471. The next prime is 5250907549. The reversal of 5250907513 is 3157090525.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4634477929 + 616429584 = 68077^2 + 24828^2 .

It is a cyclic number.

It is not a de Polignac number, because 5250907513 - 2¹³ = 5250899321 is a prime.

It is a super-3 number, since 3×5250907513³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5250907573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625453756 + 2625453757.

It is an arithmetic number, because the mean of its divisors is an integer number (2625453757).

Almost surely, 2^5250907513 is an apocalyptic number.

It is an amenable number.

5250907513 is a deficient number, since it is larger than the sum of its proper divisors (1).

5250907513 is an equidigital number, since it uses as much as digits as its factorization.

5250907513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47250, while the sum is 37.

The square root of 5250907513 is about 72463.1458949996. The cubic root of 5250907513 is about 1738.1134607804.

The spelling of 5250907513 in words is "five billion, two hundred fifty million, nine hundred seven thousand, five hundred thirteen".