9669849031 has 2 divisors, whose sum is σ = 9669849032. Its totient is φ = 9669849030.

The previous prime is 9669849029. The next prime is 9669849041. The reversal of 9669849031 is 1309489669.

9669849031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1309489669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9669849031 - 2¹ = 9669849029 is a prime.

It is a super-2 number, since 2×9669849031² (a number of 21 digits) contains 22 as substring.

Together with 9669849029, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9669849041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4834924515 + 4834924516.

It is an arithmetic number, because the mean of its divisors is an integer number (4834924516).

Almost surely, 2^9669849031 is an apocalyptic number.

9669849031 is a deficient number, since it is larger than the sum of its proper divisors (1).

9669849031 is an equidigital number, since it uses as much as digits as its factorization.

9669849031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2519424, while the sum is 55.

The square root of 9669849031 is about 98335.3905315884. The cubic root of 9669849031 is about 2130.4592477388.

The spelling of 9669849031 in words is "nine billion, six hundred sixty-nine million, eight hundred forty-nine thousand, thirty-one".