135104253 has 16 divisors (see below), whose sum is σ = 191378880. Its totient is φ = 84485376.

The previous prime is 135104201. The next prime is 135104297. The reversal of 135104253 is 352401531.

135104253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135104253 - 2²¹ = 133007101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135104653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11343 + ... + 19971.

It is an arithmetic number, because the mean of its divisors is an integer number (11961180).

Almost surely, 2^135104253 is an apocalyptic number.

It is an amenable number.

135104253 is a deficient number, since it is larger than the sum of its proper divisors (56274627).

135104253 is a wasteful number, since it uses less digits than its factorization.

135104253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8956.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 135104253 is about 11623.4355076285. The cubic root of 135104253 is about 513.1248019680.

Adding to 135104253 its reverse (352401531), we get a palindrome (487505784).

The spelling of 135104253 in words is "one hundred thirty-five million, one hundred four thousand, two hundred fifty-three".