13485727 has 4 divisors (see below), whose sum is σ = 13493200. Its totient is φ = 13478256.

The previous prime is 13485721. The next prime is 13485737. The reversal of 13485727 is 72758431.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13485727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13485721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838 + ... + 5260.

It is an arithmetic number, because the mean of its divisors is an integer number (3373300).

Almost surely, 2^13485727 is an apocalyptic number.

13485727 is a deficient number, since it is larger than the sum of its proper divisors (7473).

13485727 is an equidigital number, since it uses as much as digits as its factorization.

13485727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7472.

The product of its digits is 47040, while the sum is 37.

The square root of 13485727 is about 3672.2917912388. The cubic root of 13485727 is about 238.0262134816.

The spelling of 13485727 in words is "thirteen million, four hundred eighty-five thousand, seven hundred twenty-seven".