135068736 has 112 divisors (see below), whose sum is σ = 402628608. Its totient is φ = 39590400.

The previous prime is 135068707. The next prime is 135068737. The reversal of 135068736 is 637860531.

It is a junction number, because it is equal to n+sod(n) for n = 135068694 and 135068703.

It is not an unprimeable number, because it can be changed into a prime (135068737) 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, 64441 + ... + 66503.

Almost surely, 2^135068736 is an apocalyptic number.

135068736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135068736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201314304).

135068736 is an abundant number, since it is smaller than the sum of its proper divisors (267559872).

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

135068736 is a wasteful number, since it uses less digits than its factorization.

135068736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120 (or 2110 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 135068736 is about 11621.9075886878. The cubic root of 135068736 is about 513.0798336061.

The spelling of 135068736 in words is "one hundred thirty-five million, sixty-eight thousand, seven hundred thirty-six".