13505104 has 10 divisors (see below), whose sum is σ = 26166170. Its totient is φ = 6752544.

The previous prime is 13505099. The next prime is 13505137. The reversal of 13505104 is 40150531.

It can be written as a sum of positive squares in only one way, i.e., 7551504 + 5953600 = 2748^2 + 2440^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422019 + ... + 422050.

It is an arithmetic number, because the mean of its divisors is an integer number (2616617).

Almost surely, 2^13505104 is an apocalyptic number.

It is an amenable number.

13505104 is a deficient number, since it is larger than the sum of its proper divisors (12661066).

13505104 is an equidigital number, since it uses as much as digits as its factorization.

13505104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844077 (or 844071 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 13505104 is about 3674.9291149626. The cubic root of 13505104 is about 238.1401617735.

Adding to 13505104 its reverse (40150531), we get a palindrome (53655635).

The spelling of 13505104 in words is "thirteen million, five hundred five thousand, one hundred four".