1141089 has 4 divisors (see below), whose sum is σ = 1521456. Its totient is φ = 760724.

The previous prime is 1141087. The next prime is 1141093. The reversal of 1141089 is 9801411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1141089 - 2¹ = 1141087 is a prime.

It is an Ulam number.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1141081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190179 + ... + 190184.

It is an arithmetic number, because the mean of its divisors is an integer number (380364).

2^1141089 is an apocalyptic number.

It is an amenable number.

1141089 is a deficient number, since it is larger than the sum of its proper divisors (380367).

1141089 is an equidigital number, since it uses as much as digits as its factorization.

1141089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380366.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1141089 is about 1068.2176744466. The cubic root of 1141089 is about 104.4976457579.

The spelling of 1141089 in words is "one million, one hundred forty-one thousand, eighty-nine".