13605118 has 8 divisors (see below), whose sum is σ = 21111480. Its totient is φ = 6567960.

The previous prime is 13605113. The next prime is 13605127. The reversal of 13605118 is 81150631.

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

It is a junction number, because it is equal to n+sod(n) for n = 13605092 and 13605101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13605113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117228 + ... + 117343.

It is an arithmetic number, because the mean of its divisors is an integer number (2638935).

Almost surely, 2^13605118 is an apocalyptic number.

13605118 is a deficient number, since it is larger than the sum of its proper divisors (7506362).

13605118 is a wasteful number, since it uses less digits than its factorization.

13605118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234602.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 13605118 is about 3688.5116239481. The cubic root of 13605118 is about 238.7265770174.

Adding to 13605118 its reverse (81150631), we get a palindrome (94755749).

The spelling of 13605118 in words is "thirteen million, six hundred five thousand, one hundred eighteen".