9135657 has 6 divisors (see below), whose sum is σ = 13195962. Its totient is φ = 6090432.

The previous prime is 9135653. The next prime is 9135671. The reversal of 9135657 is 7565319.

It is a happy number.

9135657 is a `hidden beast` number, since 91 + 3 + 565 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9126441 + 9216 = 3021^2 + 96^2 .

It is not a de Polignac number, because 9135657 - 2² = 9135653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9135653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 507528 + ... + 507545.

It is an arithmetic number, because the mean of its divisors is an integer number (2199327).

Almost surely, 2^9135657 is an apocalyptic number.

It is an amenable number.

9135657 is a deficient number, since it is larger than the sum of its proper divisors (4060305).

9135657 is a wasteful number, since it uses less digits than its factorization.

9135657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015079 (or 1015076 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 9135657 is about 3022.5249378624. The cubic root of 9135657 is about 209.0482783398.

The spelling of 9135657 in words is "nine million, one hundred thirty-five thousand, six hundred fifty-seven".