135986600 has 24 divisors (see below), whose sum is σ = 316169310. Its totient is φ = 54394560.

The previous prime is 135986579. The next prime is 135986633. The reversal of 135986600 is 6689531.

135986600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 74615044 + 61371556 = 8638^2 + 7834^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 339767 + ... + 340166.

Almost surely, 2^135986600 is an apocalyptic number.

135986600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135986600 is an abundant number, since it is smaller than the sum of its proper divisors (180182710).

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

135986600 is a wasteful number, since it uses less digits than its factorization.

135986600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679949 (or 679940 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 135986600 is about 11661.3292552779. The cubic root of 135986600 is about 514.2394277861.

The spelling of 135986600 in words is "one hundred thirty-five million, nine hundred eighty-six thousand, six hundred".