13415018 has 8 divisors (see below), whose sum is σ = 20310912. Its totient is φ = 6644716.

The previous prime is 13414997. The next prime is 13415047. The reversal of 13415018 is 81051431.

13415018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 13414984 and 13415002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31130 + ... + 31557.

It is an arithmetic number, because the mean of its divisors is an integer number (2538864).

Almost surely, 2^13415018 is an apocalyptic number.

13415018 is a deficient number, since it is larger than the sum of its proper divisors (6895894).

13415018 is a wasteful number, since it uses less digits than its factorization.

13415018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62796.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 13415018 is about 3662.6517715994. The cubic root of 13415018 is about 237.6094741845.

Adding to 13415018 its reverse (81051431), we get a palindrome (94466449).

The spelling of 13415018 in words is "thirteen million, four hundred fifteen thousand, eighteen".