117771134 has 16 divisors (see below), whose sum is σ = 191352672. Its totient is φ = 54039648.

The previous prime is 117771133. The next prime is 117771149. The reversal of 117771134 is 431177711.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 117771134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117771133) 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, 8594 + ... + 17589.

It is an arithmetic number, because the mean of its divisors is an integer number (11959542).

Almost surely, 2^117771134 is an apocalyptic number.

117771134 is a deficient number, since it is larger than the sum of its proper divisors (73581538).

117771134 is a wasteful number, since it uses less digits than its factorization.

117771134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26371.

The product of its digits is 4116, while the sum is 32.

The square root of 117771134 is about 10852.2409667312. The cubic root of 117771134 is about 490.1695012648.

The spelling of 117771134 in words is "one hundred seventeen million, seven hundred seventy-one thousand, one hundred thirty-four".