520029343 has 2 divisors, whose sum is σ = 520029344. Its totient is φ = 520029342.

The previous prime is 520029317. The next prime is 520029361. The reversal of 520029343 is 343920025.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-520029343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520021343) 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, 260014671 + 260014672.

It is an arithmetic number, because the mean of its divisors is an integer number (260014672).

Almost surely, 2^520029343 is an apocalyptic number.

520029343 is a deficient number, since it is larger than the sum of its proper divisors (1).

520029343 is an equidigital number, since it uses as much as digits as its factorization.

520029343 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 28.

The square root of 520029343 is about 22804.1518807431. The cubic root of 520029343 is about 804.1602770943.

Adding to 520029343 its reverse (343920025), we get a palindrome (863949368).

It can be divided in two parts, 5200 and 29343, that added together give a palindrome (34543).

The spelling of 520029343 in words is "five hundred twenty million, twenty-nine thousand, three hundred forty-three".