1089065 has 8 divisors (see below), whose sum is σ = 1317120. Its totient is φ = 864432.

The previous prime is 1089047. The next prime is 1089091. The reversal of 1089065 is 5609801.

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

It is a cyclic number.

It is not a de Polignac number, because 1089065 - 2¹⁸ = 826921 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89 + ... + 1478.

It is an arithmetic number, because the mean of its divisors is an integer number (164640).

2^1089065 is an apocalyptic number.

It is an amenable number.

1089065 is a deficient number, since it is larger than the sum of its proper divisors (228055).

1089065 is a wasteful number, since it uses less digits than its factorization.

1089065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 1089065 is about 1043.5827710345. The cubic root of 1089065 is about 102.8848116885.

The spelling of 1089065 in words is "one million, eighty-nine thousand, sixty-five".