1253287952 has 20 divisors (see below), whose sum is σ = 2775137856. Its totient is φ = 537123360.

The previous prime is 1253287927. The next prime is 1253287961. The reversal of 1253287952 is 2597823521.

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, 5594924 + ... + 5595147.

Almost surely, 2^1253287952 is an apocalyptic number.

It is an amenable number.

1253287952 is an abundant number, since it is smaller than the sum of its proper divisors (1521849904).

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

1253287952 is a wasteful number, since it uses less digits than its factorization.

1253287952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11190086 (or 11190080 counting only the distinct ones).

The product of its digits is 302400, while the sum is 44.

The square root of 1253287952 is about 35401.8071855096. The cubic root of 1253287952 is about 1078.1610084866.

The spelling of 1253287952 in words is "one billion, two hundred fifty-three million, two hundred eighty-seven thousand, nine hundred fifty-two".