171413908319 has 4 divisors (see below), whose sum is σ = 171439038096. Its totient is φ = 171388778544.

The previous prime is 171413908297. The next prime is 171413908333. The reversal of 171413908319 is 913809314171.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 171413908319 - 2²⁸ = 171145472863 is a prime.

It is a super-2 number, since 2×171413908319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171413998319) 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, 12554654 + ... + 12568299.

It is an arithmetic number, because the mean of its divisors is an integer number (42859759524).

Almost surely, 2^171413908319 is an apocalyptic number.

171413908319 is a deficient number, since it is larger than the sum of its proper divisors (25129777).

171413908319 is an equidigital number, since it uses as much as digits as its factorization.

171413908319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25129776.

The product of its (nonzero) digits is 163296, while the sum is 47.

The spelling of 171413908319 in words is "one hundred seventy-one billion, four hundred thirteen million, nine hundred eight thousand, three hundred nineteen".