135409060 has 24 divisors (see below), whose sum is σ = 291296376. Its totient is φ = 52842240.

The previous prime is 135409049. The next prime is 135409061. The reversal of 135409060 is 60904531.

It can be written as a sum of positive squares in 4 ways, for example, as 7628644 + 127780416 = 2762^2 + 11304^2 .

It is a super-2 number, since 2×135409060² = 36671227060167200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135409061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81747 + ... + 83386.

It is an arithmetic number, because the mean of its divisors is an integer number (12137349).

Almost surely, 2^135409060 is an apocalyptic number.

135409060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135409060 is an abundant number, since it is smaller than the sum of its proper divisors (155887316).

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

135409060 is a wasteful number, since it uses less digits than its factorization.

135409060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165183 (or 165181 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 135409060 is about 11636.5398637224. The cubic root of 135409060 is about 513.5103969310.

The spelling of 135409060 in words is "one hundred thirty-five million, four hundred nine thousand, sixty".