1028273 has 2 divisors, whose sum is σ = 1028274. Its totient is φ = 1028272.

The previous prime is 1028263. The next prime is 1028303. The reversal of 1028273 is 3728201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 628849 + 399424 = 793^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1028273 - 2⁸ = 1028017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1028213) 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, 514136 + 514137.

It is an arithmetic number, because the mean of its divisors is an integer number (514137).

2^1028273 is an apocalyptic number.

It is an amenable number.

1028273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028273 is an equidigital number, since it uses as much as digits as its factorization.

1028273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1028273 is about 1014.0379677310. The cubic root of 1028273 is about 100.9336884598.

The spelling of 1028273 in words is "one million, twenty-eight thousand, two hundred seventy-three".