1041661 has 8 divisors (see below), whose sum is σ = 1094400. Its totient is φ = 990288.

The previous prime is 1041653. The next prime is 1041671. The reversal of 1041661 is 1661401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1041661 - 2³ = 1041653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440 + ... + 2038.

It is an arithmetic number, because the mean of its divisors is an integer number (136800).

2^1041661 is an apocalyptic number.

It is an amenable number.

1041661 is a deficient number, since it is larger than the sum of its proper divisors (52739).

1041661 is an equidigital number, since it uses as much as digits as its factorization.

1041661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1041661 is about 1020.6179500675. The cubic root of 1041661 is about 101.3698494416.

The spelling of 1041661 in words is "one million, forty-one thousand, six hundred sixty-one".