9041521 has 2 divisors, whose sum is σ = 9041522. Its totient is φ = 9041520.

The previous prime is 9041497. The next prime is 9041551. The reversal of 9041521 is 1251409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6682225 + 2359296 = 2585^2 + 1536^2 .

It is an emirp because it is prime and its reverse (1251409) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9041521 - 2¹⁹ = 8517233 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9041492 and 9041501.

It is not a weakly prime, because it can be changed into another prime (9041551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4520760 + 4520761.

It is an arithmetic number, because the mean of its divisors is an integer number (4520761).

Almost surely, 2^9041521 is an apocalyptic number.

It is an amenable number.

9041521 is a deficient number, since it is larger than the sum of its proper divisors (1).

9041521 is an equidigital number, since it uses as much as digits as its factorization.

9041521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 9041521 is about 3006.9122035736. The cubic root of 9041521 is about 208.3277700203.

The spelling of 9041521 in words is "nine million, forty-one thousand, five hundred twenty-one".