531004623113 has 2 divisors, whose sum is σ = 531004623114. Its totient is φ = 531004623112.

The previous prime is 531004623077. The next prime is 531004623143. The reversal of 531004623113 is 311326400135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474682416784 + 56322206329 = 688972^2 + 237323^2 .

It is a cyclic number.

It is not a de Polignac number, because 531004623113 - 2⁶ = 531004623049 is a prime.

It is not a weakly prime, because it can be changed into another prime (531004623143) 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, 265502311556 + 265502311557.

It is an arithmetic number, because the mean of its divisors is an integer number (265502311557).

Almost surely, 2^531004623113 is an apocalyptic number.

It is an amenable number.

531004623113 is a deficient number, since it is larger than the sum of its proper divisors (1).

531004623113 is an equidigital number, since it uses as much as digits as its factorization.

531004623113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 531004623113 in words is "five hundred thirty-one billion, four million, six hundred twenty-three thousand, one hundred thirteen".