1252573227 has 10 divisors (see below), whose sum is σ = 1871128028. Its totient is φ = 835048764.

The previous prime is 1252573211. The next prime is 1252573291. The reversal of 1252573227 is 7223752521.

1252573227 is a `hidden beast` number, since 12 + 52 + 573 + 2 + 27 = 666.

It is not a de Polignac number, because 1252573227 - 2⁴ = 1252573211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1252573191 and 1252573200.

It is not an unprimeable number, because it can be changed into a prime (1252573297) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7731853 + ... + 7732014.

Almost surely, 2^1252573227 is an apocalyptic number.

1252573227 is a deficient number, since it is larger than the sum of its proper divisors (618554801).

1252573227 is an equidigital number, since it uses as much as digits as its factorization.

1252573227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15463879 (or 15463870 counting only the distinct ones).

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

The square root of 1252573227 is about 35391.7112753820. The cubic root of 1252573227 is about 1077.9560183097.

The spelling of 1252573227 in words is "one billion, two hundred fifty-two million, five hundred seventy-three thousand, two hundred twenty-seven".