1189152 has 36 divisors (see below), whose sum is σ = 3382470. Its totient is φ = 396288.

The previous prime is 1189151. The next prime is 1189159. The reversal of 1189152 is 2519811.

It can be written as a sum of positive squares in only one way, i.e., 992016 + 197136 = 996^2 + 444^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1777 + ... + 2352.

2^1189152 is an apocalyptic number.

1189152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1189152 is an abundant number, since it is smaller than the sum of its proper divisors (2193318).

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

1189152 is a wasteful number, since it uses less digits than its factorization.

1189152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145 (or 4134 counting only the distinct ones).

The product of its digits is 720, while the sum is 27.

The square root of 1189152 is about 1090.4824620323. The cubic root of 1189152 is about 105.9446726811.

The spelling of 1189152 in words is "one million, one hundred eighty-nine thousand, one hundred fifty-two".