135043140223 has 4 divisors (see below), whose sum is σ = 135048196800. Its totient is φ = 135038083648.

The previous prime is 135043140209. The next prime is 135043140257. The reversal of 135043140223 is 322041340531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135043140223 - 2¹³ = 135043132031 is a prime.

It is a super-3 number, since 3×135043140223³ (a number of 34 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 = 135043140191 and 135043140200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135043143223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2488015 + ... + 2541712.

It is an arithmetic number, because the mean of its divisors is an integer number (33762049200).

Almost surely, 2^135043140223 is an apocalyptic number.

135043140223 is a deficient number, since it is larger than the sum of its proper divisors (5056577).

135043140223 is an equidigital number, since it uses as much as digits as its factorization.

135043140223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056576.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 135043140223 its reverse (322041340531), we get a palindrome (457084480754).

The spelling of 135043140223 in words is "one hundred thirty-five billion, forty-three million, one hundred forty thousand, two hundred twenty-three".