13171047147205 has 8 divisors (see below), whose sum is σ = 15830790112800. Its totient is φ = 10519815360336.

The previous prime is 13171047147187. The next prime is 13171047147217. The reversal of 13171047147205 is 50274174017131.

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 13171047147205 - 2¹⁷ = 13171047016133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2127791275 + ... + 2127797464.

It is an arithmetic number, because the mean of its divisors is an integer number (1978848764100).

Almost surely, 2^{13171047147205} is an apocalyptic number.

It is an amenable number.

13171047147205 is a deficient number, since it is larger than the sum of its proper divisors (2659742965595).

13171047147205 is an equidigital number, since it uses as much as digits as its factorization.

13171047147205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255589363.

The product of its (nonzero) digits is 164640, while the sum is 43.

The spelling of 13171047147205 in words is "thirteen trillion, one hundred seventy-one billion, forty-seven million, one hundred forty-seven thousand, two hundred five".