10135656 has 24 divisors (see below), whose sum is σ = 27450930. Its totient is φ = 3378528.

The previous prime is 10135649. The next prime is 10135681. The reversal of 10135656 is 65653101.

It is a happy number.

10135656 is a `hidden beast` number, since 1 + 0 + 1 + 3 + 5 + 656 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7128900 + 3006756 = 2670^2 + 1734^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70315 + ... + 70458.

Almost surely, 2^10135656 is an apocalyptic number.

It is an amenable number.

10135656 is an abundant number, since it is smaller than the sum of its proper divisors (17315274).

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

10135656 is a wasteful number, since it uses less digits than its factorization.

10135656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140785 (or 140778 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 10135656 is about 3183.6545038682. The cubic root of 10135656 is about 216.4133033142.

Adding to 10135656 its reverse (65653101), we get a palindrome (75788757).

The spelling of 10135656 in words is "ten million, one hundred thirty-five thousand, six hundred fifty-six".