531024413 has 2 divisors, whose sum is σ = 531024414. Its totient is φ = 531024412.

The previous prime is 531024353. The next prime is 531024433. The reversal of 531024413 is 314420135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 498271684 + 32752729 = 22322^2 + 5723^2 .

It is a cyclic number.

It is not a de Polignac number, because 531024413 - 2⁶ = 531024349 is a prime.

It is a super-3 number, since 3×531024413³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531024433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265512206 + 265512207.

It is an arithmetic number, because the mean of its divisors is an integer number (265512207).

Almost surely, 2^531024413 is an apocalyptic number.

It is an amenable number.

531024413 is a deficient number, since it is larger than the sum of its proper divisors (1).

531024413 is an equidigital number, since it uses as much as digits as its factorization.

531024413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 531024413 is about 23043.9669544981. The cubic root of 531024413 is about 809.7882965508.

Adding to 531024413 its reverse (314420135), we get a palindrome (845444548).

The spelling of 531024413 in words is "five hundred thirty-one million, twenty-four thousand, four hundred thirteen".