134145 has 24 divisors (see below), whose sum is σ = 254592. Its totient is φ = 64800.

The previous prime is 134129. The next prime is 134153. The reversal of 134145 is 541431.

It is a happy number.

It is not a de Polignac number, because 134145 - 2⁴ = 134129 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 360 + ... + 630.

It is an arithmetic number, because the mean of its divisors is an integer number (10608).

It is a Proth number, since it is equal to 131 ⋅ 2¹⁰ + 1 and 131 < 2¹⁰.

2¹³⁴¹⁴⁵ is an apocalyptic number.

134145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134145 is a deficient number, since it is larger than the sum of its proper divisors (120447).

134145 is a wasteful number, since it uses less digits than its factorization.

134145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 290 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 134145 is about 366.2581057124. The cubic root of 134145 is about 51.1907504857.

Adding to 134145 its reverse (541431), we get a palindrome (675576).

The spelling of 134145 in words is "one hundred thirty-four thousand, one hundred forty-five".