1041665 has 4 divisors (see below), whose sum is σ = 1250004. Its totient is φ = 833328.

The previous prime is 1041653. The next prime is 1041671. The reversal of 1041665 is 5661401.

1041665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 283024 + 758641 = 532^2 + 871^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041665 - 2¹⁴ = 1025281 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1041665.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104162 + ... + 104171.

It is an arithmetic number, because the mean of its divisors is an integer number (312501).

2^1041665 is an apocalyptic number.

It is an amenable number.

1041665 is a deficient number, since it is larger than the sum of its proper divisors (208339).

1041665 is an equidigital number, since it uses as much as digits as its factorization.

1041665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208338.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1041665 is about 1020.6199096628. The cubic root of 1041665 is about 101.3699791955.

The spelling of 1041665 in words is "one million, forty-one thousand, six hundred sixty-five".