5513603 has 6 divisors (see below), whose sum is σ = 5589756. Its totient is φ = 5438012.

The previous prime is 5513587. The next prime is 5513611. The reversal of 5513603 is 3063155.

It is not a de Polignac number, because 5513603 - 2⁴ = 5513587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5513623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24176 + ... + 24402.

It is an arithmetic number, because the mean of its divisors is an integer number (931626).

Almost surely, 2^5513603 is an apocalyptic number.

5513603 is a deficient number, since it is larger than the sum of its proper divisors (76153).

5513603 is an equidigital number, since it uses as much as digits as its factorization.

5513603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 5513603 is about 2348.1062582430. The cubic root of 5513603 is about 176.6628221939.

Adding to 5513603 its reverse (3063155), we get a palindrome (8576758).

It can be divided in two parts, 5513 and 603, that added together give a palindrome (6116).

The spelling of 5513603 in words is "five million, five hundred thirteen thousand, six hundred three".