135241620 has 48 divisors (see below), whose sum is σ = 398610240. Its totient is φ = 34166016.

The previous prime is 135241609. The next prime is 135241643. The reversal of 135241620 is 26142531.

135241620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 58177 + ... + 60456.

It is an arithmetic number, because the mean of its divisors is an integer number (8304380).

Almost surely, 2^135241620 is an apocalyptic number.

135241620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135241620 is an abundant number, since it is smaller than the sum of its proper divisors (263368620).

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

135241620 is a wasteful number, since it uses less digits than its factorization.

135241620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118664 (or 118662 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 135241620 is about 11629.3430596917. The cubic root of 135241620 is about 513.2986492935.

The spelling of 135241620 in words is "one hundred thirty-five million, two hundred forty-one thousand, six hundred twenty".