134549533 has 4 divisors (see below), whose sum is σ = 135452700. Its totient is φ = 133646368.

The previous prime is 134549489. The next prime is 134549551. The reversal of 134549533 is 335945431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 335945431 = 41 ⋅8193791.

It can be written as a sum of positive squares in 2 ways, for example, as 75290329 + 59259204 = 8677^2 + 7698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134549533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134549492 and 134549501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134549633) 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, 451360 + ... + 451657.

It is an arithmetic number, because the mean of its divisors is an integer number (33863175).

Almost surely, 2^134549533 is an apocalyptic number.

It is an amenable number.

134549533 is a deficient number, since it is larger than the sum of its proper divisors (903167).

134549533 is an equidigital number, since it uses as much as digits as its factorization.

134549533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903166.

The product of its digits is 97200, while the sum is 37.

The square root of 134549533 is about 11599.5488274329. The cubic root of 134549533 is about 512.4215646771.

The spelling of 134549533 in words is "one hundred thirty-four million, five hundred forty-nine thousand, five hundred thirty-three".