1008811 has 4 divisors (see below), whose sum is σ = 1014232. Its totient is φ = 1003392.

The previous prime is 1008809. The next prime is 1008817. The reversal of 1008811 is 1188001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1008811 - 2¹ = 1008809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1008817) 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, 2421 + ... + 2806.

It is an arithmetic number, because the mean of its divisors is an integer number (253558).

2^1008811 is an apocalyptic number.

1008811 is a deficient number, since it is larger than the sum of its proper divisors (5421).

1008811 is an equidigital number, since it uses as much as digits as its factorization.

1008811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5420.

The product of its (nonzero) digits is 64, while the sum is 19.

The square root of 1008811 is about 1004.3958383028. The cubic root of 1008811 is about 100.2928416009.

It can be divided in two parts, 100 and 8811, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 1008811 in words is "one million, eight thousand, eight hundred eleven".