171341261 has 16 divisors (see below), whose sum is σ = 211411200. Its totient is φ = 135226368.

The previous prime is 171341243. The next prime is 171341267. The reversal of 171341261 is 162143171.

It is a cyclic number.

It is not a de Polignac number, because 171341261 - 2¹⁴ = 171324877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 171341261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171341267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37805 + ... + 42093.

It is an arithmetic number, because the mean of its divisors is an integer number (13213200).

Almost surely, 2^171341261 is an apocalyptic number.

It is an amenable number.

171341261 is a deficient number, since it is larger than the sum of its proper divisors (40069939).

171341261 is a wasteful number, since it uses less digits than its factorization.

171341261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748.

The product of its digits is 1008, while the sum is 26.

The square root of 171341261 is about 13089.7387674468. The cubic root of 171341261 is about 555.4188986379.

The spelling of 171341261 in words is "one hundred seventy-one million, three hundred forty-one thousand, two hundred sixty-one".