4520603 has 2 divisors, whose sum is σ = 4520604. Its totient is φ = 4520602.

The previous prime is 4520599. The next prime is 4520609. The reversal of 4520603 is 3060254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4520603 - 2² = 4520599 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4520609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260301 + 2260302.

It is an arithmetic number, because the mean of its divisors is an integer number (2260302).

Almost surely, 2^4520603 is an apocalyptic number.

4520603 is a deficient number, since it is larger than the sum of its proper divisors (1).

4520603 is an equidigital number, since it uses as much as digits as its factorization.

4520603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 4520603 is about 2126.1709714884. The cubic root of 4520603 is about 165.3479403971.

Adding to 4520603 its reverse (3060254), we get a palindrome (7580857).

The spelling of 4520603 in words is "four million, five hundred twenty thousand, six hundred three".