9969311 has 12 divisors (see below), whose sum is σ = 11197536. Its totient is φ = 8865120.

The previous prime is 9969283. The next prime is 9969313. The reversal of 9969311 is 1139699.

It is not a de Polignac number, because 9969311 - 2¹⁸ = 9707167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9969313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4811 + ... + 6563.

It is an arithmetic number, because the mean of its divisors is an integer number (933128).

Almost surely, 2^9969311 is an apocalyptic number.

9969311 is a deficient number, since it is larger than the sum of its proper divisors (1228225).

9969311 is a wasteful number, since it uses less digits than its factorization.

9969311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822 (or 1811 counting only the distinct ones).

The product of its digits is 13122, while the sum is 38.

The square root of 9969311 is about 3157.4215746397. The cubic root of 9969311 is about 215.2228516775. Note that the first 3 decimals are identical.

The spelling of 9969311 in words is "nine million, nine hundred sixty-nine thousand, three hundred eleven".