9061121 has 2 divisors, whose sum is σ = 9061122. Its totient is φ = 9061120.

The previous prime is 9061111. The next prime is 9061133. The reversal of 9061121 is 1211609.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5313025 + 3748096 = 2305^2 + 1936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9061121 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9061093 and 9061102.

It is not a weakly prime, because it can be changed into another prime (9061111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4530560 + 4530561.

It is an arithmetic number, because the mean of its divisors is an integer number (4530561).

Almost surely, 2^9061121 is an apocalyptic number.

It is an amenable number.

9061121 is a deficient number, since it is larger than the sum of its proper divisors (1).

9061121 is an equidigital number, since it uses as much as digits as its factorization.

9061121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 9061121 is about 3010.1695965510. The cubic root of 9061121 is about 208.4781974147.

The spelling of 9061121 in words is "nine million, sixty-one thousand, one hundred twenty-one".