135357 has 4 divisors (see below), whose sum is σ = 180480. Its totient is φ = 90236.

The previous prime is 135353. The next prime is 135367. The reversal of 135357 is 753531.

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: 753531 = 3 ⋅251177.

It is a cyclic number.

It is not a de Polignac number, because 135357 - 2² = 135353 is a prime.

It is a D-number.

135357 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135353) 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, 22557 + ... + 22562.

It is an arithmetic number, because the mean of its divisors is an integer number (45120).

2¹³⁵³⁵⁷ is an apocalyptic number.

It is an amenable number.

135357 is a deficient number, since it is larger than the sum of its proper divisors (45123).

135357 is an equidigital number, since it uses as much as digits as its factorization.

135357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45122.

The product of its digits is 1575, while the sum is 24.

The square root of 135357 is about 367.9089561291. The cubic root of 135357 is about 51.3444579626.

Adding to 135357 its reverse (753531), we get a palindrome (888888).

The spelling of 135357 in words is "one hundred thirty-five thousand, three hundred fifty-seven".