135500136 has 32 divisors (see below), whose sum is σ = 340653600. Its totient is φ = 44912960.

The previous prime is 135500129. The next prime is 135500143. The reversal of 135500136 is 631005531.

It is an interprime number because it is at equal distance from previous prime (135500129) and next prime (135500143).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11475 + ... + 20066.

It is an arithmetic number, because the mean of its divisors is an integer number (10645425).

Almost surely, 2^135500136 is an apocalyptic number.

It is an amenable number.

135500136 is an abundant number, since it is smaller than the sum of its proper divisors (205153464).

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

135500136 is a wasteful number, since it uses less digits than its factorization.

135500136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31729 (or 31725 counting only the distinct ones).

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

The square root of 135500136 is about 11640.4525685216. The cubic root of 135500136 is about 513.6254999907.

Adding to 135500136 its reverse (631005531), we get a palindrome (766505667).

The spelling of 135500136 in words is "one hundred thirty-five million, five hundred thousand, one hundred thirty-six".