1255227273 has 20 divisors (see below), whose sum is σ = 1876773888. Its totient is φ = 836067960.

The previous prime is 1255227263. The next prime is 1255227289. The reversal of 1255227273 is 3727225521.

1255227273 is a `hidden beast` number, since 12 + 552 + 27 + 2 + 73 = 666.

1255227273 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1255227273 - 2¹⁷ = 1255096201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1255227263) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 92728 + ... + 105398.

Almost surely, 2^1255227273 is an apocalyptic number.

It is an amenable number.

1255227273 is a deficient number, since it is larger than the sum of its proper divisors (621546615).

1255227273 is a wasteful number, since it uses less digits than its factorization.

1255227273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13906 (or 13897 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 1255227273 is about 35429.1867391844. The cubic root of 1255227273 is about 1078.7168325309.

The spelling of 1255227273 in words is "one billion, two hundred fifty-five million, two hundred twenty-seven thousand, two hundred seventy-three".