1253312524 has 6 divisors (see below), whose sum is σ = 2193296924. Its totient is φ = 626656260.

The previous prime is 1253312509. The next prime is 1253312537. The reversal of 1253312524 is 4252133521.

It is a junction number, because it is equal to n+sod(n) for n = 1253312492 and 1253312501.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156664062 + ... + 156664069.

Almost surely, 2^1253312524 is an apocalyptic number.

It is an amenable number.

1253312524 is a deficient number, since it is larger than the sum of its proper divisors (939984400).

1253312524 is a wasteful number, since it uses less digits than its factorization.

1253312524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313328135 (or 313328133 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 1253312524 is about 35402.1542282387. The cubic root of 1253312524 is about 1078.1680545926.

The spelling of 1253312524 in words is "one billion, two hundred fifty-three million, three hundred twelve thousand, five hundred twenty-four".