13645118 has 16 divisors (see below), whose sum is σ = 22615200. Its totient is φ = 6141696.

The previous prime is 13645057. The next prime is 13645127. The reversal of 13645118 is 81154631.

13645118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7943 + ... + 9506.

It is an arithmetic number, because the mean of its divisors is an integer number (1413450).

Almost surely, 2^13645118 is an apocalyptic number.

13645118 is a deficient number, since it is larger than the sum of its proper divisors (8970082).

13645118 is a wasteful number, since it uses less digits than its factorization.

13645118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17491.

The product of its digits is 2880, while the sum is 29.

The square root of 13645118 is about 3693.9298856367. The cubic root of 13645118 is about 238.9603057272.

Adding to 13645118 its reverse (81154631), we get a palindrome (94799749).

It can be divided in two parts, 136 and 45118, that added together give a palindrome (45254).

The spelling of 13645118 in words is "thirteen million, six hundred forty-five thousand, one hundred eighteen".