135797992 has 64 divisors (see below), whose sum is σ = 288100800. Its totient is φ = 59466240.

The previous prime is 135797971. The next prime is 135798001. The reversal of 135797992 is 299797531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582708 + ... + 582940.

It is an arithmetic number, because the mean of its divisors is an integer number (4501575).

Almost surely, 2^135797992 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 135797992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144050400).

135797992 is an abundant number, since it is smaller than the sum of its proper divisors (152302808).

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

135797992 is a wasteful number, since it uses less digits than its factorization.

135797992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 462 counting only the distinct ones).

The product of its digits is 1071630, while the sum is 52.

The square root of 135797992 is about 11653.2395495845. The cubic root of 135797992 is about 514.0015745837.

The spelling of 135797992 in words is "one hundred thirty-five million, seven hundred ninety-seven thousand, nine hundred ninety-two".