1253055552 has 56 divisors (see below), whose sum is σ = 3789005376. Its totient is φ = 358015488.

The previous prime is 1253055547. The next prime is 1253055563. The reversal of 1253055552 is 2555503521.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464823 + ... + 467510.

Almost surely, 2^1253055552 is an apocalyptic number.

1253055552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1253055552 is an abundant number, since it is smaller than the sum of its proper divisors (2535949824).

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

1253055552 is an equidigital number, since it uses as much as digits as its factorization.

1253055552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932355 (or 932345 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 1253055552 is about 35398.5247150217. The cubic root of 1253055552 is about 1078.0943624278.

The spelling of 1253055552 in words is "one billion, two hundred fifty-three million, fifty-five thousand, five hundred fifty-two".