135570136 has 32 divisors (see below), whose sum is σ = 274780800. Its totient is φ = 62334720.

The previous prime is 135570133. The next prime is 135570173. The reversal of 135570136 is 631075531.

It is a junction number, because it is equal to n+sod(n) for n = 135570098 and 135570107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135570133) 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, 26905 + ... + 31543.

It is an arithmetic number, because the mean of its divisors is an integer number (8586900).

Almost surely, 2^135570136 is an apocalyptic number.

It is an amenable number.

135570136 is an abundant number, since it is smaller than the sum of its proper divisors (139210664).

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

135570136 is a wasteful number, since it uses less digits than its factorization.

135570136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4939 (or 4935 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 135570136 is about 11643.4589362440. The cubic root of 135570136 is about 513.7139318711.

The spelling of 135570136 in words is "one hundred thirty-five million, five hundred seventy thousand, one hundred thirty-six".