135453222 has 20 divisors (see below), whose sum is σ = 303515916. Its totient is φ = 45151020.

The previous prime is 135453211. The next prime is 135453239. The reversal of 135453222 is 222354531.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 417904 + ... + 418227.

Almost surely, 2^135453222 is an apocalyptic number.

135453222 is an abundant number, since it is smaller than the sum of its proper divisors (168062694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135453222 is an equidigital number, since it uses as much as digits as its factorization.

135453222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836145 (or 836136 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 135453222 is about 11638.4372662312. The cubic root of 135453222 is about 513.5662158973.

The spelling of 135453222 in words is "one hundred thirty-five million, four hundred fifty-three thousand, two hundred twenty-two".