133853952 has 36 divisors (see below), whose sum is σ = 356248760. Its totient is φ = 44617728.

The previous prime is 133853933. The next prime is 133853963. The reversal of 133853952 is 259358331.

133853952 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 133853952.

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, 86377 + ... + 87912.

Almost surely, 2^133853952 is an apocalyptic number.

133853952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133853952 is an abundant number, since it is smaller than the sum of its proper divisors (222394808).

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

133853952 is an equidigital number, since it uses as much as digits as its factorization.

133853952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174308 (or 174294 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 133853952 is about 11569.5268701879. The cubic root of 133853952 is about 511.5370163622.

The spelling of 133853952 in words is "one hundred thirty-three million, eight hundred fifty-three thousand, nine hundred fifty-two".