1444897 has 2 divisors, whose sum is σ = 1444898. Its totient is φ = 1444896.

The previous prime is 1444873. The next prime is 1444901. The reversal of 1444897 is 7984441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1308736 + 136161 = 1144^2 + 369^2 .

It is a cyclic number.

It is not a de Polignac number, because 1444897 - 2¹¹ = 1442849 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1444697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722448 + 722449.

It is an arithmetic number, because the mean of its divisors is an integer number (722449).

2^1444897 is an apocalyptic number.

It is an amenable number.

1444897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444897 is an equidigital number, since it uses as much as digits as its factorization.

1444897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 37.

The square root of 1444897 is about 1202.0386849016. The cubic root of 1444897 is about 113.0521856748.

It can be divided in two parts, 144 and 4897, that added together give a square (5041 = 71²).

The spelling of 1444897 in words is "one million, four hundred forty-four thousand, eight hundred ninety-seven".