13541109 has 8 divisors (see below), whose sum is σ = 18120192. Its totient is φ = 8994720.

The previous prime is 13541107. The next prime is 13541117. The reversal of 13541109 is 90114531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13541109 - 2¹ = 13541107 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13541107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7189 + ... + 8874.

It is an arithmetic number, because the mean of its divisors is an integer number (2265024).

Almost surely, 2^13541109 is an apocalyptic number.

It is an amenable number.

13541109 is a deficient number, since it is larger than the sum of its proper divisors (4579083).

13541109 is a wasteful number, since it uses less digits than its factorization.

13541109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16347.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 13541109 is about 3679.8245882107. The cubic root of 13541109 is about 238.3516035135.

The spelling of 13541109 in words is "thirteen million, five hundred forty-one thousand, one hundred nine".