135459238 has 8 divisors (see below), whose sum is σ = 205972488. Its totient is φ = 66801744.

The previous prime is 135459229. The next prime is 135459251. The reversal of 135459238 is 832954531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 135459238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463756 + ... + 464047.

It is an arithmetic number, because the mean of its divisors is an integer number (25746561).

Almost surely, 2^135459238 is an apocalyptic number.

135459238 is a deficient number, since it is larger than the sum of its proper divisors (70513250).

135459238 is an equidigital number, since it uses as much as digits as its factorization.

135459238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927878.

The product of its digits is 129600, while the sum is 40.

The square root of 135459238 is about 11638.6957173044. The cubic root of 135459238 is about 513.5738189368.

The spelling of 135459238 in words is "one hundred thirty-five million, four hundred fifty-nine thousand, two hundred thirty-eight".