1080771 has 4 divisors (see below), whose sum is σ = 1441032. Its totient is φ = 720512.

The previous prime is 1080767. The next prime is 1080773. The reversal of 1080771 is 1770801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1770801 = 3 ⋅590267.

It is a cyclic number.

It is not a de Polignac number, because 1080771 - 2² = 1080767 is a prime.

It is a D-number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1080773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180126 + ... + 180131.

It is an arithmetic number, because the mean of its divisors is an integer number (360258).

2^1080771 is an apocalyptic number.

1080771 is a deficient number, since it is larger than the sum of its proper divisors (360261).

1080771 is an equidigital number, since it uses as much as digits as its factorization.

1080771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360260.

The product of its (nonzero) digits is 392, while the sum is 24.

The square root of 1080771 is about 1039.6013659091. The cubic root of 1080771 is about 102.6229656497.

It can be divided in two parts, 10807 and 71, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 1080771 in words is "one million, eighty thousand, seven hundred seventy-one".