531325415055103 has 2 divisors, whose sum is σ = 531325415055104. Its totient is φ = 531325415055102.

The previous prime is 531325415055073. The next prime is 531325415055109. The reversal of 531325415055103 is 301550514523135.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531325415055103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 531325415055103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531325415055109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265662707527551 + 265662707527552.

It is an arithmetic number, because the mean of its divisors is an integer number (265662707527552).

Almost surely, 2^{531325415055103} is an apocalyptic number.

531325415055103 is a deficient number, since it is larger than the sum of its proper divisors (1).

531325415055103 is an equidigital number, since it uses as much as digits as its factorization.

531325415055103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675000, while the sum is 43.

Adding to 531325415055103 its reverse (301550514523135), we get a palindrome (832875929578238).

The spelling of 531325415055103 in words is "five hundred thirty-one trillion, three hundred twenty-five billion, four hundred fifteen million, fifty-five thousand, one hundred three".