9114921687 has 8 divisors (see below), whose sum is σ = 12154455936. Its totient is φ = 6076000952.

The previous prime is 9114921667. The next prime is 9114921701. The reversal of 9114921687 is 7861294119.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9114921687 - 2¹⁹ = 9114397399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9114921617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117513 + ... + 178994.

It is an arithmetic number, because the mean of its divisors is an integer number (1519306992).

Almost surely, 2^9114921687 is an apocalyptic number.

9114921687 is a deficient number, since it is larger than the sum of its proper divisors (3039534249).

9114921687 is a wasteful number, since it uses less digits than its factorization.

9114921687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306757.

The product of its digits is 217728, while the sum is 48.

The square root of 9114921687 is about 95472.0989975605. The cubic root of 9114921687 is about 2088.8999871381.

The spelling of 9114921687 in words is "nine billion, one hundred fourteen million, nine hundred twenty-one thousand, six hundred eighty-seven".