9756161 has 2 divisors, whose sum is σ = 9756162. Its totient is φ = 9756160.

The previous prime is 9756133. The next prime is 9756167. The reversal of 9756161 is 1616579.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5973136 + 3783025 = 2444^2 + 1945^2 .

It is a cyclic number.

It is not a de Polignac number, because 9756161 - 2¹⁴ = 9739777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9756167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4878080 + 4878081.

It is an arithmetic number, because the mean of its divisors is an integer number (4878081).

Almost surely, 2^9756161 is an apocalyptic number.

It is an amenable number.

9756161 is a deficient number, since it is larger than the sum of its proper divisors (1).

9756161 is an equidigital number, since it uses as much as digits as its factorization.

9756161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 35.

The square root of 9756161 is about 3123.4853929545. The cubic root of 9756161 is about 213.6779226446.

The spelling of 9756161 in words is "nine million, seven hundred fifty-six thousand, one hundred sixty-one".