135531060 has 72 divisors (see below), whose sum is σ = 441453600. Its totient is φ = 30977856.

The previous prime is 135531043. The next prime is 135531073. The reversal of 135531060 is 60135531.

It is a self number, because there is not a number n which added to its sum of digits gives 135531060.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20110 + ... + 25989.

It is an arithmetic number, because the mean of its divisors is an integer number (6131300).

Almost surely, 2^135531060 is an apocalyptic number.

135531060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135531060 is an abundant number, since it is smaller than the sum of its proper divisors (305922540).

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

135531060 is a wasteful number, since it uses less digits than its factorization.

135531060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46125 (or 46116 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 135531060 is about 11641.7807916143. The cubic root of 135531060 is about 513.6645704233.

Adding to 135531060 its reverse (60135531), we get a palindrome (195666591).

The spelling of 135531060 in words is "one hundred thirty-five million, five hundred thirty-one thousand, sixty".