1253406552 has 32 divisors (see below), whose sum is σ = 3134490480. Its totient is φ = 417672320.

The previous prime is 1253406547. The next prime is 1253406563. The reversal of 1253406552 is 2556043521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100198 + ... + 112010.

Almost surely, 2^1253406552 is an apocalyptic number.

1253406552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1253406552 is an abundant number, since it is smaller than the sum of its proper divisors (1881083928).

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

1253406552 is a wasteful number, since it uses less digits than its factorization.

1253406552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16243 (or 16239 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 1253406552 is about 35403.4822016140. The cubic root of 1253406552 is about 1078.1950165963.

The spelling of 1253406552 in words is "one billion, two hundred fifty-three million, four hundred six thousand, five hundred fifty-two".