9708120189 has 8 divisors (see below), whose sum is σ = 14382400320. Its totient is φ = 6472080108.

The previous prime is 9708120173. The next prime is 9708120217. The reversal of 9708120189 is 9810218079.

9708120189 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9708120189 - 2⁴ = 9708120173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9708120119) 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, 179779977 + ... + 179780030.

It is an arithmetic number, because the mean of its divisors is an integer number (1797800040).

Almost surely, 2^9708120189 is an apocalyptic number.

It is an amenable number.

9708120189 is a deficient number, since it is larger than the sum of its proper divisors (4674280131).

9708120189 is a wasteful number, since it uses less digits than its factorization.

9708120189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359560016 (or 359560010 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 45.

The square root of 9708120189 is about 98529.7934078825. The cubic root of 9708120189 is about 2133.2661792636.

The spelling of 9708120189 in words is "nine billion, seven hundred eight million, one hundred twenty thousand, one hundred eighty-nine".