13345985 has 8 divisors (see below), whose sum is σ = 16208640. Its totient is φ = 10547824.

The previous prime is 13345889. The next prime is 13345987. The reversal of 13345985 is 58954331.

It is a happy number.

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 13345985 - 2¹⁴ = 13329601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13345987) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 15665 + ... + 16494.

It is an arithmetic number, because the mean of its divisors is an integer number (2026080).

Almost surely, 2^13345985 is an apocalyptic number.

It is an amenable number.

13345985 is a deficient number, since it is larger than the sum of its proper divisors (2862655).

13345985 is an equidigital number, since it uses as much as digits as its factorization.

13345985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32247.

The product of its digits is 64800, while the sum is 38.

The square root of 13345985 is about 3653.2157067439. The cubic root of 13345985 is about 237.2011976371.

The spelling of 13345985 in words is "thirteen million, three hundred forty-five thousand, nine hundred eighty-five".