134553 has 4 divisors (see below), whose sum is σ = 179408. Its totient is φ = 89700.

The previous prime is 134513. The next prime is 134581. The reversal of 134553 is 355431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 134553 - 2⁶ = 134489 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22423 + ... + 22428.

It is an arithmetic number, because the mean of its divisors is an integer number (44852).

2¹³⁴⁵⁵³ is an apocalyptic number.

It is an amenable number.

134553 is a deficient number, since it is larger than the sum of its proper divisors (44855).

134553 is an equidigital number, since it uses as much as digits as its factorization.

134553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44854.

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

The square root of 134553 is about 366.8146671004. The cubic root of 134553 is about 51.2425965907.

Adding to 134553 its reverse (355431), we get a palindrome (489984).

The spelling of 134553 in words is "one hundred thirty-four thousand, five hundred fifty-three".