9030121 has 2 divisors, whose sum is σ = 9030122. Its totient is φ = 9030120.

The previous prime is 9030101. The next prime is 9030143. The reversal of 9030121 is 1210309.

9030121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4682896 + 4347225 = 2164^2 + 2085^2 .

It is a cyclic number.

It is not a de Polignac number, because 9030121 - 2⁵ = 9030089 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 9030095 and 9030104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9030101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4515060 + 4515061.

It is an arithmetic number, because the mean of its divisors is an integer number (4515061).

Almost surely, 2^9030121 is an apocalyptic number.

It is an amenable number.

9030121 is a deficient number, since it is larger than the sum of its proper divisors (1).

9030121 is an equidigital number, since it uses as much as digits as its factorization.

9030121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 9030121 is about 3005.0159733353. The cubic root of 9030121 is about 208.2401765198.

The spelling of 9030121 in words is "nine million, thirty thousand, one hundred twenty-one".