133854 has 16 divisors (see below), whose sum is σ = 306048. Its totient is φ = 38232.

The previous prime is 133853. The next prime is 133873. The reversal of 133854 is 458331.

133854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1552 + ... + 1635.

It is an arithmetic number, because the mean of its divisors is an integer number (19128).

2¹³³⁸⁵⁴ is an apocalyptic number.

133854 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133854 is an abundant number, since it is smaller than the sum of its proper divisors (172194).

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

133854 is a wasteful number, since it uses less digits than its factorization.

133854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199.

The product of its digits is 1440, while the sum is 24.

The square root of 133854 is about 365.8606292019. The cubic root of 133854 is about 51.1537077508.

The spelling of 133854 in words is "one hundred thirty-three thousand, eight hundred fifty-four".