135453 has 8 divisors (see below), whose sum is σ = 182368. Its totient is φ = 89424.

The previous prime is 135449. The next prime is 135461. The reversal of 135453 is 354531.

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

It is not a de Polignac number, because 135453 - 2² = 135449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135403) 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 7 ways as a sum of consecutive naturals, for example, 351 + ... + 627.

It is an arithmetic number, because the mean of its divisors is an integer number (22796).

2¹³⁵⁴⁵³ is an apocalyptic number.

It is an amenable number.

135453 is a deficient number, since it is larger than the sum of its proper divisors (46915).

135453 is a wasteful number, since it uses less digits than its factorization.

135453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its digits is 900, while the sum is 21.

The square root of 135453 is about 368.0394000647. The cubic root of 135453 is about 51.3565935329.

Adding to 135453 its reverse (354531), we get a palindrome (489984).

The spelling of 135453 in words is "one hundred thirty-five thousand, four hundred fifty-three".