1255273 has 4 divisors (see below), whose sum is σ = 1321360. Its totient is φ = 1189188.

The previous prime is 1255259. The next prime is 1255279. The reversal of 1255273 is 3725521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1255273 - 2⁹ = 1254761 is a prime.

It is a d-powerful number, because it can be written as 1 + 2¹⁶ + 5⁵ + 5⁸ + 2¹⁸ + 7⁴ + 3¹² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255279) 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 in 3 ways as a sum of consecutive naturals, for example, 33015 + ... + 33052.

It is an arithmetic number, because the mean of its divisors is an integer number (330340).

2^1255273 is an apocalyptic number.

It is an amenable number.

1255273 is a deficient number, since it is larger than the sum of its proper divisors (66087).

1255273 is an equidigital number, since it uses as much as digits as its factorization.

1255273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66086.

The product of its digits is 2100, while the sum is 25.

The square root of 1255273 is about 1120.3896643579. The cubic root of 1255273 is about 107.8729931324.

The spelling of 1255273 in words is "one million, two hundred fifty-five thousand, two hundred seventy-three".