13504075 has 24 divisors (see below), whose sum is σ = 18537008. Its totient is φ = 9694080.

The previous prime is 13504039. The next prime is 13504091. The reversal of 13504075 is 57040531.

13504075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13504075 - 2⁹ = 13503563 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11464 + ... + 12586.

Almost surely, 2^13504075 is an apocalyptic number.

13504075 is a deficient number, since it is larger than the sum of its proper divisors (5032933).

13504075 is a wasteful number, since it uses less digits than its factorization.

13504075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183 (or 1178 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 13504075 is about 3674.7891095953. The cubic root of 13504075 is about 238.1341133824.

The spelling of 13504075 in words is "thirteen million, five hundred four thousand, seventy-five".