135322044 has 144 divisors (see below), whose sum is σ = 382886784. Its totient is φ = 36938880.

The previous prime is 135322043. The next prime is 135322051. The reversal of 135322044 is 440223531.

135322044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135322043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1264639 + ... + 1264745.

It is an arithmetic number, because the mean of its divisors is an integer number (2658936).

Almost surely, 2^135322044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135322044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191443392).

135322044 is an abundant number, since it is smaller than the sum of its proper divisors (247564740).

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

135322044 is a wasteful number, since it uses less digits than its factorization.

135322044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 135322044 is about 11632.8003507324. The cubic root of 135322044 is about 513.4003767310.

Adding to 135322044 its reverse (440223531), we get a palindrome (575545575).

It can be divided in two parts, 13532 and 2044, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 135322044 in words is "one hundred thirty-five million, three hundred twenty-two thousand, forty-four".