135297 has 8 divisors (see below), whose sum is σ = 200480. Its totient is φ = 90180.

The previous prime is 135283. The next prime is 135301. The reversal of 135297 is 792531.

It is not a de Polignac number, because 135297 - 2⁴ = 135281 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5011 = 135297 / (1 + 3 + 5 + 2 + 9 + 7).

It is a d-powerful number, because it can be written as 1 + 3³ + 2¹⁷ + 5⁵ + 9³ + 7³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135297.

It is not an unprimeable number, because it can be changed into a prime (135257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2479 + ... + 2532.

It is an arithmetic number, because the mean of its divisors is an integer number (25060).

2¹³⁵²⁹⁷ is an apocalyptic number.

It is an amenable number.

135297 is a deficient number, since it is larger than the sum of its proper divisors (65183).

135297 is an equidigital number, since it uses as much as digits as its factorization.

135297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5020 (or 5014 counting only the distinct ones).

The product of its digits is 1890, while the sum is 27.

The square root of 135297 is about 367.8274051780. The cubic root of 135297 is about 51.3368703172.

The spelling of 135297 in words is "one hundred thirty-five thousand, two hundred ninety-seven".