5338125521 has 2 divisors, whose sum is σ = 5338125522. Its totient is φ = 5338125520.

The previous prime is 5338125451. The next prime is 5338125547. The reversal of 5338125521 is 1255218335.

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., 3655895296 + 1682230225 = 60464^2 + 41015^2 .

It is a cyclic number.

It is not a de Polignac number, because 5338125521 - 2²² = 5333931217 is a prime.

It is not a weakly prime, because it can be changed into another prime (5338125581) 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, 2669062760 + 2669062761.

It is an arithmetic number, because the mean of its divisors is an integer number (2669062761).

Almost surely, 2^5338125521 is an apocalyptic number.

It is an amenable number.

5338125521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5338125521 is an equidigital number, since it uses as much as digits as its factorization.

5338125521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36000, while the sum is 35.

The square root of 5338125521 is about 73062.4768331871. The cubic root of 5338125521 is about 1747.6840680089.

The spelling of 5338125521 in words is "five billion, three hundred thirty-eight million, one hundred twenty-five thousand, five hundred twenty-one".