135841660 has 12 divisors (see below), whose sum is σ = 285267528. Its totient is φ = 54336656.

The previous prime is 135841627. The next prime is 135841669. The reversal of 135841660 is 66148531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135841669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3396022 + ... + 3396061.

It is an arithmetic number, because the mean of its divisors is an integer number (23772294).

Almost surely, 2^135841660 is an apocalyptic number.

135841660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135841660 is an abundant number, since it is smaller than the sum of its proper divisors (149425868).

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

135841660 is a wasteful number, since it uses less digits than its factorization.

135841660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6792092 (or 6792090 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 135841660 is about 11655.1130410649. The cubic root of 135841660 is about 514.0566638011.

The spelling of 135841660 in words is "one hundred thirty-five million, eight hundred forty-one thousand, six hundred sixty".