4520820163 has 2 divisors, whose sum is σ = 4520820164. Its totient is φ = 4520820162.

The previous prime is 4520820151. The next prime is 4520820197. The reversal of 4520820163 is 3610280254.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4520820163 is a prime.

It is not a weakly prime, because it can be changed into another prime (4520820263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260410081 + 2260410082.

It is an arithmetic number, because the mean of its divisors is an integer number (2260410082).

Almost surely, 2^4520820163 is an apocalyptic number.

4520820163 is a deficient number, since it is larger than the sum of its proper divisors (1).

4520820163 is an equidigital number, since it uses as much as digits as its factorization.

4520820163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 4520820163 is about 67237.0445736575. The cubic root of 4520820163 is about 1653.5058804383.

The spelling of 4520820163 in words is "four billion, five hundred twenty million, eight hundred twenty thousand, one hundred sixty-three".