135843423 has 8 divisors (see below), whose sum is σ = 183417600. Its totient is φ = 89415768.

The previous prime is 135843419. The next prime is 135843439. The reversal of 135843423 is 324348531.

135843423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 135843423 - 2² = 135843419 is a prime.

It is a super-3 number, since 3×135843423³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135843403) 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, 286353 + ... + 286826.

It is an arithmetic number, because the mean of its divisors is an integer number (22927200).

Almost surely, 2^135843423 is an apocalyptic number.

135843423 is a deficient number, since it is larger than the sum of its proper divisors (47574177).

135843423 is an equidigital number, since it uses as much as digits as its factorization.

135843423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573261.

The product of its digits is 34560, while the sum is 33.

The square root of 135843423 is about 11655.1886728615. The cubic root of 135843423 is about 514.0588876598.

The spelling of 135843423 in words is "one hundred thirty-five million, eight hundred forty-three thousand, four hundred twenty-three".