1253245248 has 42 divisors (see below), whose sum is σ = 3592202874. Its totient is φ = 417748224.

The previous prime is 1253245199. The next prime is 1253245289. The reversal of 1253245248 is 8425423521.

1253245248 is a `hidden beast` number, since 125 + 3 + 2 + 4 + 524 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1108090944 + 145154304 = 33288^2 + 12048^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1087311 + ... + 1088462.

Almost surely, 2^1253245248 is an apocalyptic number.

1253245248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1253245248 is an abundant number, since it is smaller than the sum of its proper divisors (2338957626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253245248 is a wasteful number, since it uses less digits than its factorization.

1253245248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175791 (or 2175778 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 1253245248 is about 35401.2040473202. The cubic root of 1253245248 is about 1078.1487627478.

Adding to 1253245248 its reverse (8425423521), we get a palindrome (9678668769).

The spelling of 1253245248 in words is "one billion, two hundred fifty-three million, two hundred forty-five thousand, two hundred forty-eight".