135377544 has 64 divisors (see below), whose sum is σ = 348192000. Its totient is φ = 43845120.

The previous prime is 135377533. The next prime is 135377549. The reversal of 135377544 is 445773531.

It is not an unprimeable number, because it can be changed into a prime (135377549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129777 + ... + 130815.

It is an arithmetic number, because the mean of its divisors is an integer number (5440500).

Almost surely, 2^135377544 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 135377544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174096000).

135377544 is an abundant number, since it is smaller than the sum of its proper divisors (212814456).

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

135377544 is a wasteful number, since it uses less digits than its factorization.

135377544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198 (or 1194 counting only the distinct ones).

The product of its digits is 176400, while the sum is 39.

The square root of 135377544 is about 11635.1856023013. The cubic root of 135377544 is about 513.4705545713.

The spelling of 135377544 in words is "one hundred thirty-five million, three hundred seventy-seven thousand, five hundred forty-four".