9841164219 has 12 divisors (see below), whose sum is σ = 14217764496. Its totient is φ = 6559507152.

The previous prime is 9841164217. The next prime is 9841164233. The reversal of 9841164219 is 9124611489.

It is a happy number.

It is not a de Polignac number, because 9841164219 - 2¹ = 9841164217 is a prime.

It is a super-2 number, since 2×9841164219² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9841164211) 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 11 ways as a sum of consecutive naturals, for example, 55372 + ... + 150825.

It is an arithmetic number, because the mean of its divisors is an integer number (1184813708).

Almost surely, 2^9841164219 is an apocalyptic number.

9841164219 is a deficient number, since it is larger than the sum of its proper divisors (4376600277).

9841164219 is a wasteful number, since it uses less digits than its factorization.

9841164219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211506 (or 211503 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 9841164219 is about 99202.6421976754. The cubic root of 9841164219 is about 2142.9670477211.

The spelling of 9841164219 in words is "nine billion, eight hundred forty-one million, one hundred sixty-four thousand, two hundred nineteen".