9666114239 has 4 divisors (see below), whose sum is σ = 9693970824. Its totient is φ = 9638257656.

The previous prime is 9666114233. The next prime is 9666114257. The reversal of 9666114239 is 9324116669.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9324116669 = 7 ⋅1332016667.

It is a cyclic number.

It is not a de Polignac number, because 9666114239 - 2⁸ = 9666113983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9666114193 and 9666114202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666114233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13927772 + ... + 13928465.

It is an arithmetic number, because the mean of its divisors is an integer number (2423492706).

Almost surely, 2^9666114239 is an apocalyptic number.

9666114239 is a deficient number, since it is larger than the sum of its proper divisors (27856585).

9666114239 is a wasteful number, since it uses less digits than its factorization.

9666114239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27856584.

The product of its digits is 419904, while the sum is 47.

The square root of 9666114239 is about 98316.3986270856. The cubic root of 9666114239 is about 2130.1849295380.

The spelling of 9666114239 in words is "nine billion, six hundred sixty-six million, one hundred fourteen thousand, two hundred thirty-nine".