1080159 has 4 divisors (see below), whose sum is σ = 1440216. Its totient is φ = 720104.

The previous prime is 1080143. The next prime is 1080173. The reversal of 1080159 is 9510801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9510801 = 3 ⋅3170267.

It is a cyclic number.

It is not a de Polignac number, because 1080159 - 2⁴ = 1080143 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180024 + ... + 180029.

It is an arithmetic number, because the mean of its divisors is an integer number (360054).

2^1080159 is an apocalyptic number.

1080159 is a deficient number, since it is larger than the sum of its proper divisors (360057).

1080159 is an equidigital number, since it uses as much as digits as its factorization.

1080159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360056.

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 1080159 is about 1039.3069806366. The cubic root of 1080159 is about 102.6035914827.

The spelling of 1080159 in words is "one million, eighty thousand, one hundred fifty-nine".