1434217 has 2 divisors, whose sum is σ = 1434218. Its totient is φ = 1434216.

The previous prime is 1434203. The next prime is 1434229. The reversal of 1434217 is 7124341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1048576 + 385641 = 1024^2 + 621^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434217 - 2⁷ = 1434089 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1434247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717108 + 717109.

It is an arithmetic number, because the mean of its divisors is an integer number (717109).

2^1434217 is an apocalyptic number.

It is an amenable number.

1434217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434217 is an equidigital number, since it uses as much as digits as its factorization.

1434217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 22.

The square root of 1434217 is about 1197.5879925918. The cubic root of 1434217 is about 112.7729536701.

Adding to 1434217 its reverse (7124341), we get a palindrome (8558558).

The spelling of 1434217 in words is "one million, four hundred thirty-four thousand, two hundred seventeen".