1132989 has 32 divisors (see below), whose sum is σ = 1881600. Its totient is φ = 596160.

The previous prime is 1132987. The next prime is 1132991. The reversal of 1132989 is 9892311.

It is an interprime number because it is at equal distance from previous prime (1132987) and next prime (1132991).

It is not a de Polignac number, because 1132989 - 2¹ = 1132987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132987) 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 31 ways as a sum of consecutive naturals, for example, 8082 + ... + 8220.

It is an arithmetic number, because the mean of its divisors is an integer number (58800).

2^1132989 is an apocalyptic number.

1132989 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1132989 is a deficient number, since it is larger than the sum of its proper divisors (748611).

1132989 is a wasteful number, since it uses less digits than its factorization.

1132989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185.

The product of its digits is 3888, while the sum is 33.

The square root of 1132989 is about 1064.4195601359. The cubic root of 1132989 is about 104.2498001595.

The spelling of 1132989 in words is "one million, one hundred thirty-two thousand, nine hundred eighty-nine".