4130544521 has 2 divisors, whose sum is σ = 4130544522. Its totient is φ = 4130544520.

The previous prime is 4130544497. The next prime is 4130544529. The reversal of 4130544521 is 1254450314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3701018896 + 429525625 = 60836^2 + 20725^2 .

It is a cyclic number.

It is not a de Polignac number, because 4130544521 - 2¹⁰ = 4130543497 is a prime.

It is a super-2 number, since 2×4130544521² = 34122796079926238882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4130544529) 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, 2065272260 + 2065272261.

It is an arithmetic number, because the mean of its divisors is an integer number (2065272261).

Almost surely, 2^4130544521 is an apocalyptic number.

It is an amenable number.

4130544521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4130544521 is an equidigital number, since it uses as much as digits as its factorization.

4130544521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4130544521 is about 64269.3124360297. The cubic root of 4130544521 is about 1604.4853985053.

Adding to 4130544521 its reverse (1254450314), we get a palindrome (5384994835).

The spelling of 4130544521 in words is "four billion, one hundred thirty million, five hundred forty-four thousand, five hundred twenty-one".