135124008 has 16 divisors (see below), whose sum is σ = 337810080. Its totient is φ = 45041328.

The previous prime is 135124001. The next prime is 135124019. The reversal of 135124008 is 800421531.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 5630167 = 135124008 / (1 + 3 + 5 + 1 + 2 + 4 + 0 + 0 + 8).

It is not an unprimeable number, because it can be changed into a prime (135124001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2815060 + ... + 2815107.

It is an arithmetic number, because the mean of its divisors is an integer number (21113130).

Almost surely, 2^135124008 is an apocalyptic number.

It is an amenable number.

135124008 is an abundant number, since it is smaller than the sum of its proper divisors (202686072).

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

135124008 is a wasteful number, since it uses less digits than its factorization.

135124008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5630176 (or 5630172 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 135124008 is about 11624.2852683509. The cubic root of 135124008 is about 513.1498105230.

Adding to 135124008 its reverse (800421531), we get a palindrome (935545539).

The spelling of 135124008 in words is "one hundred thirty-five million, one hundred twenty-four thousand, eight".