117633189 has 8 divisors (see below), whose sum is σ = 161903872. Its totient is φ = 75892320.

The previous prime is 117633179. The next prime is 117633209. The reversal of 117633189 is 981336711.

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

It is not a de Polignac number, because 117633189 - 2¹⁵ = 117600421 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 (117633119) 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, 632344 + ... + 632529.

It is an arithmetic number, because the mean of its divisors is an integer number (20237984).

Almost surely, 2^117633189 is an apocalyptic number.

It is an amenable number.

117633189 is a deficient number, since it is larger than the sum of its proper divisors (44270683).

117633189 is a wasteful number, since it uses less digits than its factorization.

117633189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264907.

The product of its digits is 27216, while the sum is 39.

The square root of 117633189 is about 10845.8835048142. The cubic root of 117633189 is about 489.9780484405.

The spelling of 117633189 in words is "one hundred seventeen million, six hundred thirty-three thousand, one hundred eighty-nine".