13669118 has 4 divisors (see below), whose sum is σ = 20503680. Its totient is φ = 6834558.

The previous prime is 13669093. The next prime is 13669129. The reversal of 13669118 is 81196631.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×13669118³ (a number of 22 digits) contains 333 as substring.

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 as a sum of consecutive naturals, namely, 3417278 + ... + 3417281.

It is an arithmetic number, because the mean of its divisors is an integer number (5125920).

Almost surely, 2^13669118 is an apocalyptic number.

13669118 is a deficient number, since it is larger than the sum of its proper divisors (6834562).

13669118 is an equidigital number, since it uses as much as digits as its factorization.

13669118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6834561.

The product of its digits is 7776, while the sum is 35.

The square root of 13669118 is about 3697.1770311956. The cubic root of 13669118 is about 239.1003237717.

The spelling of 13669118 in words is "thirteen million, six hundred sixty-nine thousand, one hundred eighteen".