3603 has 4 divisors (see below), whose sum is σ = 4808. Its totient is φ = 2400.

The previous prime is 3593. The next prime is 3607. The reversal of 3603 is 3063.

3603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3063 = 3 ⋅1021.

It is not a de Polignac number, because 3603 - 2⁵ = 3571 is a prime.

It is a D-number.

It is a Duffinian number.

3603 is a lucky number.

It is a plaindrome in base 7 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598 + ... + 603.

It is an arithmetic number, because the mean of its divisors is an integer number (1202).

3603 is a deficient number, since it is larger than the sum of its proper divisors (1205).

3603 is a wasteful number, since it uses less digits than its factorization.

3603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 3603 is about 60.0249947938. The cubic root of 3603 is about 15.3304447405.

Adding to 3603 its reverse (3063), we get a palindrome (6666).

It can be divided in two parts, 360 and 3, that added together give a palindrome (363).

The spelling of 3603 in words is "three thousand, six hundred three".