1189134 has 48 divisors (see below), whose sum is σ = 2834640. Its totient is φ = 369360.

The previous prime is 1189127. The next prime is 1189151. The reversal of 1189134 is 4319811.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1189098 and 1189107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19464 + ... + 19524.

It is an arithmetic number, because the mean of its divisors is an integer number (59055).

2^1189134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1189134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417320).

1189134 is an abundant number, since it is smaller than the sum of its proper divisors (1645506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1189134 is a wasteful number, since it uses less digits than its factorization.

1189134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 85 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 1189134 is about 1090.4742087734. The cubic root of 1189134 is about 105.9441381227.

The spelling of 1189134 in words is "one million, one hundred eighty-nine thousand, one hundred thirty-four".