171201416135 has 4 divisors (see below), whose sum is σ = 205441699368. Its totient is φ = 136961132904.

The previous prime is 171201416077. The next prime is 171201416143. The reversal of 171201416135 is 531614102171.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531614102171 = 397 ⋅1339078343.

It is a cyclic number.

It is not a de Polignac number, because 171201416135 - 2²⁶ = 171134307271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17120141609 + ... + 17120141618.

It is an arithmetic number, because the mean of its divisors is an integer number (51360424842).

Almost surely, 2^171201416135 is an apocalyptic number.

171201416135 is a deficient number, since it is larger than the sum of its proper divisors (34240283233).

171201416135 is an equidigital number, since it uses as much as digits as its factorization.

171201416135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34240283232.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 171201416135 in words is "one hundred seventy-one billion, two hundred one million, four hundred sixteen thousand, one hundred thirty-five".