135043 has 2 divisors, whose sum is σ = 135044. Its totient is φ = 135042.

The previous prime is 135029. The next prime is 135049. The reversal of 135043 is 340531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135043 - 2¹³ = 126851 is a prime.

It is a super-2 number, since 2×135043² = 36473223698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67521 + 67522.

It is an arithmetic number, because the mean of its divisors is an integer number (67522).

2¹³⁵⁰⁴³ is an apocalyptic number.

135043 is a deficient number, since it is larger than the sum of its proper divisors (1).

135043 is an equidigital number, since it uses as much as digits as its factorization.

135043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 135043 is about 367.4819723469. The cubic root of 135043 is about 51.3047244122.

Adding to 135043 its reverse (340531), we get a palindrome (475574).

The spelling of 135043 in words is "one hundred thirty-five thousand, forty-three".