117771190 has 32 divisors (see below), whose sum is σ = 219179520. Its totient is φ = 45535584.

The previous prime is 117771163. The next prime is 117771191. The reversal of 117771190 is 91177711.

It is a super-2 number, since 2×117771190² = 27740106388032200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117771191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37501 + ... + 40519.

It is an arithmetic number, because the mean of its divisors is an integer number (6849360).

Almost surely, 2^117771190 is an apocalyptic number.

117771190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117771190 is a deficient number, since it is larger than the sum of its proper divisors (101408330).

117771190 is a wasteful number, since it uses less digits than its factorization.

117771190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156.

The product of its (nonzero) digits is 3087, while the sum is 34.

The square root of 117771190 is about 10852.2435468432. The cubic root of 117771190 is about 490.1695789564.

The spelling of 117771190 in words is "one hundred seventeen million, seven hundred seventy-one thousand, one hundred ninety".