116261189 has 8 divisors (see below), whose sum is σ = 127062432. Its totient is φ = 105498640.

The previous prime is 116261179. The next prime is 116261213. The reversal of 116261189 is 981162611.

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

It is a cyclic number.

It is not a de Polignac number, because 116261189 - 2¹² = 116257093 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 (116261179) 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, 3194 + ... + 15579.

It is an arithmetic number, because the mean of its divisors is an integer number (15882804).

Almost surely, 2^116261189 is an apocalyptic number.

It is an amenable number.

116261189 is a deficient number, since it is larger than the sum of its proper divisors (10801243).

116261189 is a wasteful number, since it uses less digits than its factorization.

116261189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19347.

The product of its digits is 5184, while the sum is 35.

The square root of 116261189 is about 10782.4481913896. The cubic root of 116261189 is about 488.0656615154.

The spelling of 116261189 in words is "one hundred sixteen million, two hundred sixty-one thousand, one hundred eighty-nine".