9847161137 has 6 divisors (see below), whose sum is σ = 10823739234. Its totient is φ = 8951964560.

The previous prime is 9847161127. The next prime is 9847161151. The reversal of 9847161137 is 7311617489.

9847161137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9251361856 + 595799281 = 96184^2 + 24409^2 .

It is not a de Polignac number, because 9847161137 - 2²⁰ = 9846112561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9847161091 and 9847161100.

It is not an unprimeable number, because it can be changed into a prime (9847161127) 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 5 ways as a sum of consecutive naturals, for example, 40690628 + ... + 40690869.

It is an arithmetic number, because the mean of its divisors is an integer number (1803956539).

Almost surely, 2^9847161137 is an apocalyptic number.

It is an amenable number.

9847161137 is a deficient number, since it is larger than the sum of its proper divisors (976578097).

9847161137 is a wasteful number, since it uses less digits than its factorization.

9847161137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81381519 (or 81381508 counting only the distinct ones).

The product of its digits is 254016, while the sum is 47.

The square root of 9847161137 is about 99232.8631905782. The cubic root of 9847161137 is about 2143.4022465071.

The spelling of 9847161137 in words is "nine billion, eight hundred forty-seven million, one hundred sixty-one thousand, one hundred thirty-seven".