135226269 has 12 divisors (see below), whose sum is σ = 203819616. Its totient is φ = 86231112.

The previous prime is 135226253. The next prime is 135226303. The reversal of 135226269 is 962622531.

135226269 is a `hidden beast` number, since 1 + 3 + 5 + 22 + 626 + 9 = 666.

135226269 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 135226269 - 2⁴ = 135226253 is a prime.

It is a super-2 number, since 2×135226269² = 36572287655320722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135226219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326427 + ... + 326840.

It is an arithmetic number, because the mean of its divisors is an integer number (16984968).

Almost surely, 2^135226269 is an apocalyptic number.

It is an amenable number.

135226269 is a deficient number, since it is larger than the sum of its proper divisors (68593347).

135226269 is a wasteful number, since it uses less digits than its factorization.

135226269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653296 (or 653293 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 135226269 is about 11628.6830294750. The cubic root of 135226269 is about 513.2792273983.

It can be divided in two parts, 13522 and 6269, that added together give a palindrome (19791).

The spelling of 135226269 in words is "one hundred thirty-five million, two hundred twenty-six thousand, two hundred sixty-nine".