13603028 has 12 divisors (see below), whose sum is σ = 24840480. Its totient is φ = 6505752.

The previous prime is 13603019. The next prime is 13603049. The reversal of 13603028 is 82030631.

13603028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 13602994 and 13603012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73838 + ... + 74021.

It is an arithmetic number, because the mean of its divisors is an integer number (2070040).

Almost surely, 2^13603028 is an apocalyptic number.

It is an amenable number.

13603028 is a deficient number, since it is larger than the sum of its proper divisors (11237452).

13603028 is a wasteful number, since it uses less digits than its factorization.

13603028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147886 (or 147884 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 13603028 is about 3688.2283009597. The cubic root of 13603028 is about 238.7143521057.

Adding to 13603028 its reverse (82030631), we get a palindrome (95633659).

The spelling of 13603028 in words is "thirteen million, six hundred three thousand, twenty-eight".