13545575 has 12 divisors (see below), whose sum is σ = 17681160. Its totient is φ = 10265760.

The previous prime is 13545557. The next prime is 13545619. The reversal of 13545575 is 57554531.

It is not a de Polignac number, because 13545575 - 2¹⁶ = 13480039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13784 + ... + 14733.

It is an arithmetic number, because the mean of its divisors is an integer number (1473430).

Almost surely, 2^13545575 is an apocalyptic number.

13545575 is a deficient number, since it is larger than the sum of its proper divisors (4135585).

13545575 is a wasteful number, since it uses less digits than its factorization.

13545575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28546 (or 28541 counting only the distinct ones).

The product of its digits is 52500, while the sum is 35.

The square root of 13545575 is about 3680.4313605880. The cubic root of 13545575 is about 238.3778042542.

The spelling of 13545575 in words is "thirteen million, five hundred forty-five thousand, five hundred seventy-five".