10431441521 has 2 divisors, whose sum is σ = 10431441522. Its totient is φ = 10431441520.

The previous prime is 10431441479. The next prime is 10431441529. The reversal of 10431441521 is 12514413401.

10431441521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8305770496 + 2125671025 = 91136^2 + 46105^2 .

It is a cyclic number.

It is not a de Polignac number, because 10431441521 - 2¹⁰ = 10431440497 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10431441529) 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, 5215720760 + 5215720761.

It is an arithmetic number, because the mean of its divisors is an integer number (5215720761).

Almost surely, 2^10431441521 is an apocalyptic number.

It is an amenable number.

10431441521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10431441521 is an equidigital number, since it uses as much as digits as its factorization.

10431441521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 10431441521 its reverse (12514413401), we get a palindrome (22945854922).

The spelling of 10431441521 in words is "ten billion, four hundred thirty-one million, four hundred forty-one thousand, five hundred twenty-one".