191134 has 8 divisors (see below), whose sum is σ = 288648. Its totient is φ = 94920.

The previous prime is 191123. The next prime is 191137. The reversal of 191134 is 431191.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (191137) 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 3 ways as a sum of consecutive naturals, for example, 244 + ... + 664.

It is an arithmetic number, because the mean of its divisors is an integer number (36081).

2¹⁹¹¹³⁴ is an apocalyptic number.

191134 is a deficient number, since it is larger than the sum of its proper divisors (97514).

191134 is a wasteful number, since it uses less digits than its factorization.

191134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650.

The product of its digits is 108, while the sum is 19.

The square root of 191134 is about 437.1887464242. The cubic root of 191134 is about 57.6031167938.

It can be divided in two parts, 191 and 134, that added together give a triangular number (325 = T₂₅).

The spelling of 191134 in words is "one hundred ninety-one thousand, one hundred thirty-four".