135032056 has 8 divisors (see below), whose sum is σ = 253185120. Its totient is φ = 67516024.

The previous prime is 135032041. The next prime is 135032087. The reversal of 135032056 is 650230531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×135032056² = 36467312295174272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135032056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8439496 + ... + 8439511.

It is an arithmetic number, because the mean of its divisors is an integer number (31648140).

Almost surely, 2^135032056 is an apocalyptic number.

It is an amenable number.

135032056 is a deficient number, since it is larger than the sum of its proper divisors (118153064).

135032056 is a wasteful number, since it uses less digits than its factorization.

135032056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16879013 (or 16879009 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 135032056 is about 11620.3294273441. The cubic root of 135032056 is about 513.0333844851.

Adding to 135032056 its reverse (650230531), we get a palindrome (785262587).

The spelling of 135032056 in words is "one hundred thirty-five million, thirty-two thousand, fifty-six".