1044247 has 2 divisors, whose sum is σ = 1044248. Its totient is φ = 1044246.

The previous prime is 1044227. The next prime is 1044257. The reversal of 1044247 is 7424401.

It is a strong prime.

It is an emirp because it is prime and its reverse (7424401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044247 is a prime.

It is a Chen prime.

1044247 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522123 + 522124.

It is an arithmetic number, because the mean of its divisors is an integer number (522124).

2^1044247 is an apocalyptic number.

1044247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044247 is an equidigital number, since it uses as much as digits as its factorization.

1044247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 1044247 is about 1021.8840443025. The cubic root of 1044247 is about 101.4536661535.

Adding to 1044247 its reverse (7424401), we get a palindrome (8468648).

The spelling of 1044247 in words is "one million, forty-four thousand, two hundred forty-seven".