135445522 has 8 divisors (see below), whose sum is σ = 205067376. Its totient is φ = 67089732.

The previous prime is 135445501. The next prime is 135445537. The reversal of 135445522 is 225544531.

135445522 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316248 + ... + 316675.

It is an arithmetic number, because the mean of its divisors is an integer number (25633422).

Almost surely, 2^135445522 is an apocalyptic number.

135445522 is a deficient number, since it is larger than the sum of its proper divisors (69621854).

135445522 is a wasteful number, since it uses less digits than its factorization.

135445522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633032.

The product of its digits is 24000, while the sum is 31.

The square root of 135445522 is about 11638.1064611044. The cubic root of 135445522 is about 513.5564842848.

Subtracting 135445522 from its reverse (225544531), we obtain a palindrome (90099009).

The spelling of 135445522 in words is "one hundred thirty-five million, four hundred forty-five thousand, five hundred twenty-two".