135771180 has 48 divisors (see below), whose sum is σ = 402524640. Its totient is φ = 34075648.

The previous prime is 135771179. The next prime is 135771193. The reversal of 135771180 is 81177531.

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, 65535 + ... + 67574.

It is an arithmetic number, because the mean of its divisors is an integer number (8385930).

Almost surely, 2^135771180 is an apocalyptic number.

135771180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135771180 is an abundant number, since it is smaller than the sum of its proper divisors (266753460).

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

135771180 is a wasteful number, since it uses less digits than its factorization.

135771180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133138 (or 133136 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 33.

The square root of 135771180 is about 11652.0890830786. The cubic root of 135771180 is about 513.9677441441.

The spelling of 135771180 in words is "one hundred thirty-five million, seven hundred seventy-one thousand, one hundred eighty".