1253371225 has 6 divisors (see below), whose sum is σ = 1554180350. Its totient is φ = 1002696960.

The previous prime is 1253371187. The next prime is 1253371303. The reversal of 1253371225 is 5221733521.

It can be written as a sum of positive squares in 3 ways, for example, as 56972304 + 1196398921 = 7548^2 + 34589^2 .

It is not a de Polignac number, because 1253371225 - 2¹⁹ = 1252846937 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25067400 + ... + 25067449.

Almost surely, 2^1253371225 is an apocalyptic number.

It is an amenable number.

1253371225 is a deficient number, since it is larger than the sum of its proper divisors (300809125).

1253371225 is an equidigital number, since it uses as much as digits as its factorization.

1253371225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50134859 (or 50134854 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 1253371225 is about 35402.9832782493. The cubic root of 1253371225 is about 1078.1848869345.

The spelling of 1253371225 in words is "one billion, two hundred fifty-three million, three hundred seventy-one thousand, two hundred twenty-five".