520928963 has 2 divisors, whose sum is σ = 520928964. Its totient is φ = 520928962.

The previous prime is 520928939. The next prime is 520929029. The reversal of 520928963 is 369829025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520928963 - 2¹² = 520924867 is a prime.

It is not a weakly prime, because it can be changed into another prime (520928063) 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, 260464481 + 260464482.

It is an arithmetic number, because the mean of its divisors is an integer number (260464482).

Almost surely, 2^520928963 is an apocalyptic number.

520928963 is a deficient number, since it is larger than the sum of its proper divisors (1).

520928963 is an equidigital number, since it uses as much as digits as its factorization.

520928963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 520928963 is about 22823.8682742431. The cubic root of 520928963 is about 804.6237265195.

The spelling of 520928963 in words is "five hundred twenty million, nine hundred twenty-eight thousand, nine hundred sixty-three".