13709318 has 12 divisors (see below), whose sum is σ = 23921532. Its totient is φ = 5875380.

The previous prime is 13709291. The next prime is 13709321. The reversal of 13709318 is 81390731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69848 + ... + 70043.

It is an arithmetic number, because the mean of its divisors is an integer number (1993461).

Almost surely, 2^13709318 is an apocalyptic number.

13709318 is a deficient number, since it is larger than the sum of its proper divisors (10212214).

13709318 is a wasteful number, since it uses less digits than its factorization.

13709318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139907 (or 139900 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 13709318 is about 3702.6096202543. The cubic root of 13709318 is about 239.3344872777.

The spelling of 13709318 in words is "thirteen million, seven hundred nine thousand, three hundred eighteen".