135889227 has 12 divisors (see below), whose sum is σ = 196612624. Its totient is φ = 90441360.

The previous prime is 135889181. The next prime is 135889241. The reversal of 135889227 is 722988531.

It is a happy number.

It is not a de Polignac number, because 135889227 - 2¹⁶ = 135823691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135889277) 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, 6799 + ... + 17832.

Almost surely, 2^135889227 is an apocalyptic number.

135889227 is a deficient number, since it is larger than the sum of its proper divisors (60723397).

135889227 is a wasteful number, since it uses less digits than its factorization.

135889227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250 (or 25247 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 135889227 is about 11657.1534690078. The cubic root of 135889227 is about 514.1166583560.

The spelling of 135889227 in words is "one hundred thirty-five million, eight hundred eighty-nine thousand, two hundred twenty-seven".