1089163 has 4 divisors (see below), whose sum is σ = 1096528. Its totient is φ = 1081800.

The previous prime is 1089161. The next prime is 1089191. The reversal of 1089163 is 3619801.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3619801 = 61 ⋅59341.

It is a cyclic number.

It is not a de Polignac number, because 1089163 - 2¹ = 1089161 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1089161) 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, 3456 + ... + 3757.

It is an arithmetic number, because the mean of its divisors is an integer number (274132).

2^1089163 is an apocalyptic number.

1089163 is a deficient number, since it is larger than the sum of its proper divisors (7365).

1089163 is an equidigital number, since it uses as much as digits as its factorization.

1089163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7364.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1089163 is about 1043.6297236089. The cubic root of 1089163 is about 102.8878976411.

The spelling of 1089163 in words is "one million, eighty-nine thousand, one hundred sixty-three".