135559560 has 32 divisors (see below), whose sum is σ = 406679040. Its totient is φ = 36149184.

The previous prime is 135559553. The next prime is 135559561. The reversal of 135559560 is 65955531.

It is not an unprimeable number, because it can be changed into a prime (135559561) 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, 564712 + ... + 564951.

It is an arithmetic number, because the mean of its divisors is an integer number (12708720).

Almost surely, 2^135559560 is an apocalyptic number.

135559560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135559560 is an abundant number, since it is smaller than the sum of its proper divisors (271119480).

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

135559560 is a wasteful number, since it uses less digits than its factorization.

135559560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129677 (or 1129673 counting only the distinct ones).

The product of its (nonzero) digits is 101250, while the sum is 39.

The square root of 135559560 is about 11643.0047668117. The cubic root of 135559560 is about 513.7005730298.

The spelling of 135559560 in words is "one hundred thirty-five million, five hundred fifty-nine thousand, five hundred sixty".