1089533 has 8 divisors (see below), whose sum is σ = 1148928. Its totient is φ = 1031184.

The previous prime is 1089523. The next prime is 1089551. The reversal of 1089533 is 3359801.

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 1089533 - 2⁶ = 1089469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1089496 and 1089505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2735 + ... + 3107.

It is an arithmetic number, because the mean of its divisors is an integer number (143616).

2^1089533 is an apocalyptic number.

It is an amenable number.

1089533 is a deficient number, since it is larger than the sum of its proper divisors (59395).

1089533 is a wasteful number, since it uses less digits than its factorization.

1089533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1089533 is about 1043.8069744929. The cubic root of 1089533 is about 102.8995470184.

The spelling of 1089533 in words is "one million, eighty-nine thousand, five hundred thirty-three".