135443044 has 45 divisors (see below), whose sum is σ = 272374291. Its totient is φ = 58888280.

The previous prime is 135443041. The next prime is 135443047. The reversal of 135443044 is 440344531.

The square root of 135443044 is 11638.

It is a perfect power (a square), and thus also a powerful number.

135443044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135443041) and next prime (135443047).

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135443041) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5888817 + ... + 5888839.

Almost surely, 2^135443044 is an apocalyptic number.

135443044 is the 11638-th square number.

It is an amenable number.

135443044 is an abundant number, since it is smaller than the sum of its proper divisors (136931247).

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

135443044 is an frugal number, since it uses more digits than its factorization.

135443044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 36 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The cubic root of 135443044 is about 513.5533523965.

Adding to 135443044 its reverse (440344531), we get a palindrome (575787575).

The spelling of 135443044 in words is "one hundred thirty-five million, four hundred forty-three thousand, forty-four".