135388930 has 16 divisors (see below), whose sum is σ = 244442304. Its totient is φ = 53990640.

The previous prime is 135388909. The next prime is 135388931. The reversal of 135388930 is 39883531.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (135388931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17142 + ... + 23761.

It is an arithmetic number, because the mean of its divisors is an integer number (15277644).

Almost surely, 2^135388930 is an apocalyptic number.

135388930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135388930 is a deficient number, since it is larger than the sum of its proper divisors (109053374).

135388930 is a wasteful number, since it uses less digits than its factorization.

135388930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41241.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 135388930 is about 11635.6748837358. The cubic root of 135388930 is about 513.4849494054.

The spelling of 135388930 in words is "one hundred thirty-five million, three hundred eighty-eight thousand, nine hundred thirty".