13765873 has 16 divisors (see below), whose sum is σ = 15567552. Its totient is φ = 12064000.

The previous prime is 13765859. The next prime is 13765879. The reversal of 13765873 is 37856731.

13765873 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13765873 - 2⁵ = 13765841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13765879) 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 15 ways as a sum of consecutive naturals, for example, 58965 + ... + 59197.

It is an arithmetic number, because the mean of its divisors is an integer number (972972).

Almost surely, 2^13765873 is an apocalyptic number.

It is an amenable number.

13765873 is a deficient number, since it is larger than the sum of its proper divisors (1801679).

13765873 is a wasteful number, since it uses less digits than its factorization.

13765873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416.

The product of its digits is 105840, while the sum is 40.

The square root of 13765873 is about 3710.2389410926. The cubic root of 13765873 is about 239.6631443204.

It can be divided in two parts, 137658 and 73, that added together give a palindrome (137731).

The spelling of 13765873 in words is "thirteen million, seven hundred sixty-five thousand, eight hundred seventy-three".