135033423 has 8 divisors (see below), whose sum is σ = 205765248. Its totient is φ = 77161944.

The previous prime is 135033419. The next prime is 135033439. The reversal of 135033423 is 324330531.

It is a happy number.

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

It is not a de Polignac number, because 135033423 - 2² = 135033419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135033393 and 135033402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135033463) 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, 3215061 + ... + 3215102.

It is an arithmetic number, because the mean of its divisors is an integer number (25720656).

Almost surely, 2^135033423 is an apocalyptic number.

135033423 is a deficient number, since it is larger than the sum of its proper divisors (70731825).

135033423 is an equidigital number, since it uses as much as digits as its factorization.

135033423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430173.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 135033423 is about 11620.3882465260. The cubic root of 135033423 is about 513.0351157142.

Adding to 135033423 its reverse (324330531), we get a palindrome (459363954).

The spelling of 135033423 in words is "one hundred thirty-five million, thirty-three thousand, four hundred twenty-three".