41161321 has 2 divisors, whose sum is σ = 41161322. Its totient is φ = 41161320.

The previous prime is 41161313. The next prime is 41161333. The reversal of 41161321 is 12316114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21483225 + 19678096 = 4635^2 + 4436^2 .

It is a cyclic number.

It is not a de Polignac number, because 41161321 - 2³ = 41161313 is a prime.

It is not a weakly prime, because it can be changed into another prime (41161361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20580660 + 20580661.

It is an arithmetic number, because the mean of its divisors is an integer number (20580661).

Almost surely, 2^41161321 is an apocalyptic number.

It is an amenable number.

41161321 is a deficient number, since it is larger than the sum of its proper divisors (1).

41161321 is an equidigital number, since it uses as much as digits as its factorization.

41161321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 19.

The square root of 41161321 is about 6415.7089241954. The cubic root of 41161321 is about 345.2733840925.

Adding to 41161321 its reverse (12316114), we get a palindrome (53477435).

The spelling of 41161321 in words is "forty-one million, one hundred sixty-one thousand, three hundred twenty-one".