531250003103 has 2 divisors, whose sum is σ = 531250003104. Its totient is φ = 531250003102.

The previous prime is 531250003049. The next prime is 531250003147. The reversal of 531250003103 is 301300052135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531250003103 - 2³² = 526955035807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531250003153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265625001551 + 265625001552.

It is an arithmetic number, because the mean of its divisors is an integer number (265625001552).

Almost surely, 2^531250003103 is an apocalyptic number.

531250003103 is a deficient number, since it is larger than the sum of its proper divisors (1).

531250003103 is an equidigital number, since it uses as much as digits as its factorization.

531250003103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

Adding to 531250003103 its reverse (301300052135), we get a palindrome (832550055238).

The spelling of 531250003103 in words is "five hundred thirty-one billion, two hundred fifty million, three thousand, one hundred three".