13650365 has 8 divisors (see below), whose sum is σ = 16485720. Its totient is φ = 10850112.

The previous prime is 13650359. The next prime is 13650391. The reversal of 13650365 is 56305631.

13650365 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1069156 + 12581209 = 1034^2 + 3547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13650365 - 2⁴ = 13650349 is a prime.

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, 7910 + ... + 9479.

It is an arithmetic number, because the mean of its divisors is an integer number (2060715).

Almost surely, 2^13650365 is an apocalyptic number.

It is an amenable number.

13650365 is a deficient number, since it is larger than the sum of its proper divisors (2835355).

13650365 is a wasteful number, since it uses less digits than its factorization.

13650365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17551.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 13650365 is about 3694.6400365936. The cubic root of 13650365 is about 238.9909311872.

Adding to 13650365 its reverse (56305631), we get a palindrome (69955996).

The spelling of 13650365 in words is "thirteen million, six hundred fifty thousand, three hundred sixty-five".