135959744 has 56 divisors (see below), whose sum is σ = 300746160. Its totient is φ = 60604416.

The previous prime is 135959741. The next prime is 135959753. The reversal of 135959744 is 447959531.

It is not an unprimeable number, because it can be changed into a prime (135959741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17384 + ... + 23960.

Almost surely, 2^135959744 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 135959744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150373080).

135959744 is an abundant number, since it is smaller than the sum of its proper divisors (164786416).

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

135959744 is a wasteful number, since it uses less digits than its factorization.

135959744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6625 (or 6615 counting only the distinct ones).

The product of its digits is 680400, while the sum is 47.

The square root of 135959744 is about 11660.1777001897. The cubic root of 135959744 is about 514.2055731678.

The spelling of 135959744 in words is "one hundred thirty-five million, nine hundred fifty-nine thousand, seven hundred forty-four".