133454 has 8 divisors (see below), whose sum is σ = 204120. Its totient is φ = 65416.

The previous prime is 133451. The next prime is 133481. The reversal of 133454 is 454331.

133454 is nontrivially palindromic in base 3.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524 + ... + 735.

It is an arithmetic number, because the mean of its divisors is an integer number (25515).

2¹³³⁴⁵⁴ is an apocalyptic number.

133454 is a deficient number, since it is larger than the sum of its proper divisors (70666).

133454 is a wasteful number, since it uses less digits than its factorization.

133454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314.

The product of its digits is 720, while the sum is 20.

The square root of 133454 is about 365.3135639420. The cubic root of 133454 is about 51.1027021803.

Adding to 133454 its reverse (454331), we get a palindrome (587785).

The spelling of 133454 in words is "one hundred thirty-three thousand, four hundred fifty-four".