135433223 has 16 divisors (see below), whose sum is σ = 143971776. Its totient is φ = 127142400.

The previous prime is 135433201. The next prime is 135433241. The reversal of 135433223 is 322334531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135433223 - 2¹² = 135429127 is a prime.

It is a super-3 number, since 3×135433223³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135433192 and 135433201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135433523) 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, 401711 + ... + 402047.

It is an arithmetic number, because the mean of its divisors is an integer number (8998236).

Almost surely, 2^135433223 is an apocalyptic number.

135433223 is a deficient number, since it is larger than the sum of its proper divisors (8538553).

135433223 is a wasteful number, since it uses less digits than its factorization.

135433223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634.

The product of its digits is 6480, while the sum is 26.

The square root of 135433223 is about 11637.5780555922. The cubic root of 135433223 is about 513.5409394805.

Adding to 135433223 its reverse (322334531), we get a palindrome (457767754).

The spelling of 135433223 in words is "one hundred thirty-five million, four hundred thirty-three thousand, two hundred twenty-three".