531063103 has 2 divisors, whose sum is σ = 531063104. Its totient is φ = 531063102.

The previous prime is 531063097. The next prime is 531063121. The reversal of 531063103 is 301360135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 531063103 - 2¹³ = 531054911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531063163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265531551 + 265531552.

It is an arithmetic number, because the mean of its divisors is an integer number (265531552).

Almost surely, 2^531063103 is an apocalyptic number.

531063103 is a deficient number, since it is larger than the sum of its proper divisors (1).

531063103 is an equidigital number, since it uses as much as digits as its factorization.

531063103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 531063103 is about 23044.8064214044. The cubic root of 531063103 is about 809.8079629086.

The spelling of 531063103 in words is "five hundred thirty-one million, sixty-three thousand, one hundred three".