119720171 has 16 divisors (see below), whose sum is σ = 131420160. Its totient is φ = 108570240.

The previous prime is 119720141. The next prime is 119720173. The reversal of 119720171 is 171027911.

It is a cyclic number.

It is not a de Polignac number, because 119720171 - 2¹⁰ = 119719147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (119720173) 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, 193100 + ... + 193718.

It is an arithmetic number, because the mean of its divisors is an integer number (8213760).

Almost surely, 2^119720171 is an apocalyptic number.

119720171 is a deficient number, since it is larger than the sum of its proper divisors (11699989).

119720171 is a wasteful number, since it uses less digits than its factorization.

119720171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034.

The product of its (nonzero) digits is 882, while the sum is 29.

The square root of 119720171 is about 10941.6713074375. The cubic root of 119720171 is about 492.8587177633.

The spelling of 119720171 in words is "one hundred nineteen million, seven hundred twenty thousand, one hundred seventy-one".