135041 has 4 divisors (see below), whose sum is σ = 136752. Its totient is φ = 133332.

The previous prime is 135029. The next prime is 135043. The reversal of 135041 is 140531.

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, and also an emirpimes, since its reverse is a distinct semiprime: 140531 = 89 ⋅1579.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135043) 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, 731 + ... + 896.

It is an arithmetic number, because the mean of its divisors is an integer number (34188).

2¹³⁵⁰⁴¹ is an apocalyptic number.

It is an amenable number.

135041 is a deficient number, since it is larger than the sum of its proper divisors (1711).

135041 is an equidigital number, since it uses as much as digits as its factorization.

135041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 135041 is about 367.4792511149. The cubic root of 135041 is about 51.3044711349.

Adding to 135041 its reverse (140531), we get a palindrome (275572).

The spelling of 135041 in words is "one hundred thirty-five thousand, forty-one".