171198801 has 12 divisors (see below), whose sum is σ = 247413712. Its totient is φ = 114074136.

The previous prime is 171198787. The next prime is 171198883. The reversal of 171198801 is 108891171.

It is a happy number.

It is not a de Polignac number, because 171198801 - 2¹³ = 171190609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (171198101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20850 + ... + 27876.

Almost surely, 2^171198801 is an apocalyptic number.

It is an amenable number.

171198801 is a deficient number, since it is larger than the sum of its proper divisors (76214911).

171198801 is a wasteful number, since it uses less digits than its factorization.

171198801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9740 (or 9737 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 36.

The square root of 171198801 is about 13084.2959688323. The cubic root of 171198801 is about 555.2649234362.

The spelling of 171198801 in words is "one hundred seventy-one million, one hundred ninety-eight thousand, eight hundred one".