13673853 has 14 divisors (see below), whose sum is σ = 20502494. Its totient is φ = 9115416.

The previous prime is 13673843. The next prime is 13673867. The reversal of 13673853 is 35837631.

It can be written as a sum of positive squares in only one way, i.e., 12131289 + 1542564 = 3483^2 + 1242^2 .

It is not a de Polignac number, because 13673853 - 2⁴ = 13673837 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 (13673813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 8650 + ... + 10107.

Almost surely, 2^13673853 is an apocalyptic number.

It is an amenable number.

13673853 is a deficient number, since it is larger than the sum of its proper divisors (6828641).

13673853 is an frugal number, since it uses more digits than its factorization.

13673853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18775 (or 18760 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 13673853 is about 3697.8173291822. The cubic root of 13673853 is about 239.1279288040.

The spelling of 13673853 in words is "thirteen million, six hundred seventy-three thousand, eight hundred fifty-three".