135459123 has 8 divisors (see below), whose sum is σ = 184455168. Its totient is φ = 88384584.

The previous prime is 135459097. The next prime is 135459127. The reversal of 135459123 is 321954531.

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

It is not a de Polignac number, because 135459123 - 2⁵ = 135459091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135459127) 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, 480211 + ... + 480492.

It is an arithmetic number, because the mean of its divisors is an integer number (23056896).

Almost surely, 2^135459123 is an apocalyptic number.

135459123 is a deficient number, since it is larger than the sum of its proper divisors (48996045).

135459123 is an equidigital number, since it uses as much as digits as its factorization.

135459123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960753.

The product of its digits is 16200, while the sum is 33.

The square root of 135459123 is about 11638.6907768872. The cubic root of 135459123 is about 513.5736736016.

The spelling of 135459123 in words is "one hundred thirty-five million, four hundred fifty-nine thousand, one hundred twenty-three".