135606812 has 24 divisors (see below), whose sum is σ = 259754880. Its totient is φ = 61432560.

The previous prime is 135606799. The next prime is 135606817. The reversal of 135606812 is 218606531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135606817) 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, 8489 + ... + 18527.

It is an arithmetic number, because the mean of its divisors is an integer number (10823120).

Almost surely, 2^135606812 is an apocalyptic number.

It is an amenable number.

135606812 is a deficient number, since it is larger than the sum of its proper divisors (124148068).

135606812 is a wasteful number, since it uses less digits than its factorization.

135606812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10361 (or 10359 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 135606812 is about 11645.0337912777. The cubic root of 135606812 is about 513.7602529709.

The spelling of 135606812 in words is "one hundred thirty-five million, six hundred six thousand, eight hundred twelve".