13587727173 has 12 divisors (see below), whose sum is σ = 19245363360. Its totient is φ = 8525632192.

The previous prime is 13587727159. The next prime is 13587727189. The reversal of 13587727173 is 37172778531.

It is not a de Polignac number, because 13587727173 - 2⁵ = 13587727141 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13587727103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7835193 + ... + 7836926.

It is an arithmetic number, because the mean of its divisors is an integer number (1603780280).

Almost surely, 2^13587727173 is an apocalyptic number.

It is an amenable number.

13587727173 is a deficient number, since it is larger than the sum of its proper divisors (5657636187).

13587727173 is a wasteful number, since it uses less digits than its factorization.

13587727173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15672156 (or 15672139 counting only the distinct ones).

The product of its digits is 1728720, while the sum is 51.

The spelling of 13587727173 in words is "thirteen billion, five hundred eighty-seven million, seven hundred twenty-seven thousand, one hundred seventy-three".