135141420 has 48 divisors (see below), whose sum is σ = 380540160. Its totient is φ = 35833536.

The previous prime is 135141407. The next prime is 135141439. The reversal of 135141420 is 24141531.

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, 4449 + ... + 17031.

It is an arithmetic number, because the mean of its divisors is an integer number (7927920).

Almost surely, 2^135141420 is an apocalyptic number.

135141420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135141420 is an abundant number, since it is smaller than the sum of its proper divisors (245398740).

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

135141420 is a wasteful number, since it uses less digits than its factorization.

135141420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12774 (or 12772 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 135141420 is about 11625.0341934981. The cubic root of 135141420 is about 513.1718509703.

Adding to 135141420 its reverse (24141531), we get a palindrome (159282951).

The spelling of 135141420 in words is "one hundred thirty-five million, one hundred forty-one thousand, four hundred twenty".