1441309 has 2 divisors, whose sum is σ = 1441310. Its totient is φ = 1441308.

The previous prime is 1441301. The next prime is 1441313. The reversal of 1441309 is 9031441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 765625 + 675684 = 875^2 + 822^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441309 - 2³ = 1441301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1441309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1441301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720654 + 720655.

It is an arithmetic number, because the mean of its divisors is an integer number (720655).

2^1441309 is an apocalyptic number.

It is an amenable number.

1441309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441309 is an equidigital number, since it uses as much as digits as its factorization.

1441309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1441309 is about 1200.5452927732. The cubic root of 1441309 is about 112.9585302185.

The spelling of 1441309 in words is "one million, four hundred forty-one thousand, three hundred nine".