503531324331041 has 2 divisors, whose sum is σ = 503531324331042. Its totient is φ = 503531324331040.

The previous prime is 503531324331017. The next prime is 503531324331089. The reversal of 503531324331041 is 140133423135305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442298586562816 + 61232737768225 = 21030896^2 + 7825135^2 .

It is a cyclic number.

It is not a de Polignac number, because 503531324331041 - 2¹⁴ = 503531324314657 is a prime.

It is a super-2 number, since 2×503531324331041² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 503531324330986 and 503531324331004.

It is not a weakly prime, because it can be changed into another prime (503531324331001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251765662165520 + 251765662165521.

It is an arithmetic number, because the mean of its divisors is an integer number (251765662165521).

Almost surely, 2^{503531324331041} is an apocalyptic number.

It is an amenable number.

503531324331041 is a deficient number, since it is larger than the sum of its proper divisors (1).

503531324331041 is an equidigital number, since it uses as much as digits as its factorization.

503531324331041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 503531324331041 its reverse (140133423135305), we get a palindrome (643664747466346).

The spelling of 503531324331041 in words is "five hundred three trillion, five hundred thirty-one billion, three hundred twenty-four million, three hundred thirty-one thousand, forty-one".