171140799 has 8 divisors (see below), whose sum is σ = 234355120. Its totient is φ = 111010176.

The previous prime is 171140797. The next prime is 171140813. The reversal of 171140799 is 997041171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 171140799 - 2¹ = 171140797 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 (171140797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770794 + ... + 771015.

It is an arithmetic number, because the mean of its divisors is an integer number (29294390).

Almost surely, 2^171140799 is an apocalyptic number.

171140799 is a deficient number, since it is larger than the sum of its proper divisors (63214321).

171140799 is a wasteful number, since it uses less digits than its factorization.

171140799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541849.

The product of its (nonzero) digits is 15876, while the sum is 39.

The square root of 171140799 is about 13082.0793072050. The cubic root of 171140799 is about 555.2022086007.

The spelling of 171140799 in words is "one hundred seventy-one million, one hundred forty thousand, seven hundred ninety-nine".