4531603 has 2 divisors, whose sum is σ = 4531604. Its totient is φ = 4531602.

The previous prime is 4531573. The next prime is 4531609. The reversal of 4531603 is 3061354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4531603 - 2⁹ = 4531091 is a prime.

It is not a weakly prime, because it can be changed into another prime (4531609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2265801 + 2265802.

It is an arithmetic number, because the mean of its divisors is an integer number (2265802).

Almost surely, 2^4531603 is an apocalyptic number.

4531603 is a deficient number, since it is larger than the sum of its proper divisors (1).

4531603 is an equidigital number, since it uses as much as digits as its factorization.

4531603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 4531603 is about 2128.7562096210. The cubic root of 4531603 is about 165.4819456822.

Adding to 4531603 its reverse (3061354), we get a palindrome (7592957).

The spelling of 4531603 in words is "four million, five hundred thirty-one thousand, six hundred three".