135324253 has 4 divisors (see below), whose sum is σ = 135424188. Its totient is φ = 135224320.

The previous prime is 135324247. The next prime is 135324307. The reversal of 135324253 is 352423531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102353689 + 32970564 = 10117^2 + 5742^2 .

It is a cyclic number.

It is not a de Polignac number, because 135324253 - 2¹⁷ = 135193181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135324223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47908 + ... + 50653.

It is an arithmetic number, because the mean of its divisors is an integer number (33856047).

Almost surely, 2^135324253 is an apocalyptic number.

It is an amenable number.

135324253 is a deficient number, since it is larger than the sum of its proper divisors (99935).

135324253 is an equidigital number, since it uses as much as digits as its factorization.

135324253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99934.

The product of its digits is 10800, while the sum is 28.

The square root of 135324253 is about 11632.8952973884. The cubic root of 135324253 is about 513.4031703021.

Adding to 135324253 its reverse (352423531), we get a palindrome (487747784).

The spelling of 135324253 in words is "one hundred thirty-five million, three hundred twenty-four thousand, two hundred fifty-three".