126255273 has 4 divisors (see below), whose sum is σ = 168340368. Its totient is φ = 84170180.

The previous prime is 126255271. The next prime is 126255289. The reversal of 126255273 is 372552621.

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 126255273 - 2¹ = 126255271 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126255271) 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, 21042543 + ... + 21042548.

It is an arithmetic number, because the mean of its divisors is an integer number (42085092).

Almost surely, 2^126255273 is an apocalyptic number.

It is an amenable number.

126255273 is a deficient number, since it is larger than the sum of its proper divisors (42085095).

126255273 is an equidigital number, since it uses as much as digits as its factorization.

126255273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42085094.

The product of its digits is 25200, while the sum is 33.

The square root of 126255273 is about 11236.3371700924. The cubic root of 126255273 is about 501.6681258565.

The spelling of 126255273 in words is "one hundred twenty-six million, two hundred fifty-five thousand, two hundred seventy-three".