9142297317 has 24 divisors (see below), whose sum is σ = 14030508960. Its totient is φ = 5720107680.

The previous prime is 9142297217. The next prime is 9142297331. The reversal of 9142297317 is 7137922419.

9142297317 is a `hidden beast` number, since 9 + 1 + 42 + 297 + 317 = 666.

It is not a de Polignac number, because 9142297317 - 2⁷ = 9142297189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9142297217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231534 + ... + 268127.

It is an arithmetic number, because the mean of its divisors is an integer number (584604540).

Almost surely, 2^9142297317 is an apocalyptic number.

It is an amenable number.

9142297317 is a deficient number, since it is larger than the sum of its proper divisors (4888211643).

9142297317 is a wasteful number, since it uses less digits than its factorization.

9142297317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499793 (or 499790 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 9142297317 is about 95615.3613024602. The cubic root of 9142297317 is about 2090.9891548037.

The spelling of 9142297317 in words is "nine billion, one hundred forty-two million, two hundred ninety-seven thousand, three hundred seventeen".