9847206123 has 16 divisors (see below), whose sum is σ = 13974736896. Its totient is φ = 6146284160.

The previous prime is 9847206113. The next prime is 9847206137. The reversal of 9847206123 is 3216027489.

9847206123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9847206123 - 2⁶ = 9847206059 is a prime.

It is a super-2 number, since 2×9847206123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9847206113) 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 in 15 ways as a sum of consecutive naturals, for example, 495711 + ... + 515192.

It is an arithmetic number, because the mean of its divisors is an integer number (873421056).

Almost surely, 2^9847206123 is an apocalyptic number.

9847206123 is a deficient number, since it is larger than the sum of its proper divisors (4127530773).

9847206123 is a wasteful number, since it uses less digits than its factorization.

9847206123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011114.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 9847206123 is about 99233.0898591795. The cubic root of 9847206123 is about 2143.4055104917.

The spelling of 9847206123 in words is "nine billion, eight hundred forty-seven million, two hundred six thousand, one hundred twenty-three".