9847161127 has 2 divisors, whose sum is σ = 9847161128. Its totient is φ = 9847161126.

The previous prime is 9847161113. The next prime is 9847161151. The reversal of 9847161127 is 7211617489.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9847161127 - 2¹¹ = 9847159079 is a prime.

It is a super-2 number, since 2×9847161127² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9847161157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4923580563 + 4923580564.

It is an arithmetic number, because the mean of its divisors is an integer number (4923580564).

Almost surely, 2^9847161127 is an apocalyptic number.

9847161127 is a deficient number, since it is larger than the sum of its proper divisors (1).

9847161127 is an equidigital number, since it uses as much as digits as its factorization.

9847161127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 46.

The square root of 9847161127 is about 99232.8631401916. The cubic root of 9847161127 is about 2143.4022457816.

The spelling of 9847161127 in words is "nine billion, eight hundred forty-seven million, one hundred sixty-one thousand, one hundred twenty-seven".