11855452 has 24 divisors (see below), whose sum is σ = 24197600. Its totient is φ = 5080320.

The previous prime is 11855413. The next prime is 11855489. The reversal of 11855452 is 25455811.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2949 + ... + 5692.

Almost surely, 2^11855452 is an apocalyptic number.

It is an amenable number.

11855452 is an abundant number, since it is smaller than the sum of its proper divisors (12342148).

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

11855452 is an equidigital number, since it uses as much as digits as its factorization.

11855452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666 (or 8650 counting only the distinct ones).

The product of its digits is 8000, while the sum is 31.

The square root of 11855452 is about 3443.1746978624. The cubic root of 11855452 is about 228.0198761784.

The spelling of 11855452 in words is "eleven million, eight hundred fifty-five thousand, four hundred fifty-two".