135607223 has 4 divisors (see below), whose sum is σ = 135690720. Its totient is φ = 135523728.

The previous prime is 135607207. The next prime is 135607229. The reversal of 135607223 is 322706531.

135607223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135607223 - 2⁴ = 135607207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135607229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39263 + ... + 42576.

It is an arithmetic number, because the mean of its divisors is an integer number (33922680).

Almost surely, 2^135607223 is an apocalyptic number.

135607223 is a deficient number, since it is larger than the sum of its proper divisors (83497).

135607223 is an equidigital number, since it uses as much as digits as its factorization.

135607223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83496.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 135607223 is about 11645.0514382720. The cubic root of 135607223 is about 513.7607720089.

The spelling of 135607223 in words is "one hundred thirty-five million, six hundred seven thousand, two hundred twenty-three".