187934117 has 8 divisors (see below), whose sum is σ = 215721600. Its totient is φ = 160381584.

The previous prime is 187934083. The next prime is 187934141. The reversal of 187934117 is 711439781.

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 187934117 - 2¹⁰ = 187933093 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 (187934177) 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, 57017 + ... + 60222.

It is an arithmetic number, because the mean of its divisors is an integer number (26965200).

Almost surely, 2^187934117 is an apocalyptic number.

It is an amenable number.

187934117 is a deficient number, since it is larger than the sum of its proper divisors (27787483).

187934117 is a wasteful number, since it uses less digits than its factorization.

187934117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117475.

The product of its digits is 42336, while the sum is 41.

The square root of 187934117 is about 13708.9064844721. The cubic root of 187934117 is about 572.7985051747.

The spelling of 187934117 in words is "one hundred eighty-seven million, nine hundred thirty-four thousand, one hundred seventeen".