135706756 has 6 divisors (see below), whose sum is σ = 237486830. Its totient is φ = 67853376.

The previous prime is 135706717. The next prime is 135706757. The reversal of 135706756 is 657607531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 135489600 + 217156 = 11640^2 + 466^2 .

It is not an unprimeable number, because it can be changed into a prime (135706757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16963341 + ... + 16963348.

Almost surely, 2^135706756 is an apocalyptic number.

It is an amenable number.

135706756 is a deficient number, since it is larger than the sum of its proper divisors (101780074).

135706756 is a wasteful number, since it uses less digits than its factorization.

135706756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33926693 (or 33926691 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 135706756 is about 11649.3242722486. The cubic root of 135706756 is about 513.8864379922.

The spelling of 135706756 in words is "one hundred thirty-five million, seven hundred six thousand, seven hundred fifty-six".