5133102521 has 2 divisors, whose sum is σ = 5133102522. Its totient is φ = 5133102520.

The previous prime is 5133102503. The next prime is 5133102613. The reversal of 5133102521 is 1252013315.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4634205625 + 498896896 = 68075^2 + 22336^2 .

It is a cyclic number.

It is not a de Polignac number, because 5133102521 - 2¹⁰ = 5133101497 is a prime.

It is not a weakly prime, because it can be changed into another prime (5133102421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566551260 + 2566551261.

It is an arithmetic number, because the mean of its divisors is an integer number (2566551261).

Almost surely, 2^5133102521 is an apocalyptic number.

It is an amenable number.

5133102521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5133102521 is an equidigital number, since it uses as much as digits as its factorization.

5133102521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5133102521 is about 71645.6734283376. The cubic root of 5133102521 is about 1725.0167353694.

Adding to 5133102521 its reverse (1252013315), we get a palindrome (6385115836).

The spelling of 5133102521 in words is "five billion, one hundred thirty-three million, one hundred two thousand, five hundred twenty-one".