13398118 has 4 divisors (see below), whose sum is σ = 20097180. Its totient is φ = 6699058.

The previous prime is 13398089. The next prime is 13398131. The reversal of 13398118 is 81189331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81189331 = 17 ⋅4775843.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3349528 + ... + 3349531.

It is an arithmetic number, because the mean of its divisors is an integer number (5024295).

Almost surely, 2^13398118 is an apocalyptic number.

13398118 is a deficient number, since it is larger than the sum of its proper divisors (6699062).

13398118 is an equidigital number, since it uses as much as digits as its factorization.

13398118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6699061.

The product of its digits is 5184, while the sum is 34.

The square root of 13398118 is about 3660.3439729075. The cubic root of 13398118 is about 237.5096535319.

The spelling of 13398118 in words is "thirteen million, three hundred ninety-eight thousand, one hundred eighteen".