520029361 has 2 divisors, whose sum is σ = 520029362. Its totient is φ = 520029360.

The previous prime is 520029343. The next prime is 520029427. The reversal of 520029361 is 163920025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355548736 + 164480625 = 18856^2 + 12825^2 .

It is a cyclic number.

It is not a de Polignac number, because 520029361 - 2⁷ = 520029233 is a prime.

It is not a weakly prime, because it can be changed into another prime (520029661) 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, 260014680 + 260014681.

It is an arithmetic number, because the mean of its divisors is an integer number (260014681).

Almost surely, 2^520029361 is an apocalyptic number.

It is an amenable number.

520029361 is a deficient number, since it is larger than the sum of its proper divisors (1).

520029361 is an equidigital number, since it uses as much as digits as its factorization.

520029361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 520029361 is about 22804.1522754081. The cubic root of 520029361 is about 804.1602863726.

Adding to 520029361 its reverse (163920025), we get a palindrome (683949386).

The spelling of 520029361 in words is "five hundred twenty million, twenty-nine thousand, three hundred sixty-one".