116205189 has 8 divisors (see below), whose sum is σ = 155806560. Its totient is φ = 77036976.

The previous prime is 116205179. The next prime is 116205191. The reversal of 116205189 is 981502611.

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

It is not a de Polignac number, because 116205189 - 2¹⁷ = 116074117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116205109) 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, 107662 + ... + 108735.

It is an arithmetic number, because the mean of its divisors is an integer number (19475820).

Almost surely, 2^116205189 is an apocalyptic number.

It is an amenable number.

116205189 is a deficient number, since it is larger than the sum of its proper divisors (39601371).

116205189 is a wasteful number, since it uses less digits than its factorization.

116205189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216579.

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 116205189 is about 10779.8510657615. The cubic root of 116205189 is about 487.9872860725.

The spelling of 116205189 in words is "one hundred sixteen million, two hundred five thousand, one hundred eighty-nine".