1253433512 has 16 divisors (see below), whose sum is σ = 2350563840. Its totient is φ = 626616496.

The previous prime is 1253433487. The next prime is 1253433523. The reversal of 1253433512 is 2153343521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88643 + ... + 101805.

It is an arithmetic number, because the mean of its divisors is an integer number (146910240).

Almost surely, 2^1253433512 is an apocalyptic number.

It is an amenable number.

1253433512 is a deficient number, since it is larger than the sum of its proper divisors (1097130328).

1253433512 is a wasteful number, since it uses less digits than its factorization.

1253433512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25072 (or 25068 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 1253433512 is about 35403.8629530734. The cubic root of 1253433512 is about 1078.2027469769.

The spelling of 1253433512 in words is "one billion, two hundred fifty-three million, four hundred thirty-three thousand, five hundred twelve".