13785357 has 8 divisors (see below), whose sum is σ = 18444384. Its totient is φ = 9158288.

The previous prime is 13785347. The next prime is 13785361. The reversal of 13785357 is 75358731.

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 13785357 - 2⁴ = 13785341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13785337) 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, 6963 + ... + 8720.

It is an arithmetic number, because the mean of its divisors is an integer number (2305548).

Almost surely, 2^13785357 is an apocalyptic number.

It is an amenable number.

13785357 is a deficient number, since it is larger than the sum of its proper divisors (4659027).

13785357 is a wasteful number, since it uses less digits than its factorization.

13785357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15979.

The product of its digits is 88200, while the sum is 39.

The square root of 13785357 is about 3712.8637195566. The cubic root of 13785357 is about 239.7761628299.

The spelling of 13785357 in words is "thirteen million, seven hundred eighty-five thousand, three hundred fifty-seven".