171042019199 has 8 divisors (see below), whose sum is σ = 181124428608. Its totient is φ = 160961955840.

The previous prime is 171042019163. The next prime is 171042019201. The reversal of 171042019199 is 991910240171.

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 171042019199 - 2¹² = 171042015103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171042019999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435287 + ... + 729080.

It is an arithmetic number, because the mean of its divisors is an integer number (22640553576).

Almost surely, 2^171042019199 is an apocalyptic number.

171042019199 is a deficient number, since it is larger than the sum of its proper divisors (10082409409).

171042019199 is a wasteful number, since it uses less digits than its factorization.

171042019199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173025.

The product of its (nonzero) digits is 40824, while the sum is 44.

The spelling of 171042019199 in words is "one hundred seventy-one billion, forty-two million, nineteen thousand, one hundred ninety-nine".