117678170 has 16 divisors (see below), whose sum is σ = 218654208. Its totient is φ = 45552720.

The previous prime is 117678161. The next prime is 117678173. The reversal of 117678170 is 71876711.

It is not an unprimeable number, because it can be changed into a prime (117678173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189494 + ... + 190113.

It is an arithmetic number, because the mean of its divisors is an integer number (13665888).

Almost surely, 2^117678170 is an apocalyptic number.

117678170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117678170 is a deficient number, since it is larger than the sum of its proper divisors (100976038).

117678170 is a wasteful number, since it uses less digits than its factorization.

117678170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379645.

The product of its (nonzero) digits is 16464, while the sum is 38.

The square root of 117678170 is about 10847.9569505046. The cubic root of 117678170 is about 490.0404936686.

The spelling of 117678170 in words is "one hundred seventeen million, six hundred seventy-eight thousand, one hundred seventy".