135455223 has 16 divisors (see below), whose sum is σ = 183561440. Its totient is φ = 88833024.

The previous prime is 135455189. The next prime is 135455233. The reversal of 135455223 is 322554531.

135455223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135455223 - 2²⁰ = 134406647 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 (135455233) 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, 133743 + ... + 134751.

It is an arithmetic number, because the mean of its divisors is an integer number (11472590).

Almost surely, 2^135455223 is an apocalyptic number.

135455223 is a deficient number, since it is larger than the sum of its proper divisors (48106217).

135455223 is a wasteful number, since it uses less digits than its factorization.

135455223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698.

The product of its digits is 18000, while the sum is 30.

The square root of 135455223 is about 11638.5232310633. The cubic root of 135455223 is about 513.5687447923.

The spelling of 135455223 in words is "one hundred thirty-five million, four hundred fifty-five thousand, two hundred twenty-three".