1209441 has 8 divisors (see below), whose sum is σ = 1640160. Its totient is φ = 792512.

The previous prime is 1209437. The next prime is 1209457. The reversal of 1209441 is 1449021.

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 1209441 - 2² = 1209437 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1209491) 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, 3240 + ... + 3593.

It is an arithmetic number, because the mean of its divisors is an integer number (205020).

2^1209441 is an apocalyptic number.

It is an amenable number.

1209441 is a deficient number, since it is larger than the sum of its proper divisors (430719).

1209441 is an equidigital number, since it uses as much as digits as its factorization.

1209441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6895.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1209441 is about 1099.7458797377. The cubic root of 1209441 is about 106.5438114617.

The spelling of 1209441 in words is "one million, two hundred nine thousand, four hundred forty-one".