53441321 has 2 divisors, whose sum is σ = 53441322. Its totient is φ = 53441320.

The previous prime is 53441317. The next prime is 53441341. The reversal of 53441321 is 12314435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53290000 + 151321 = 7300^2 + 389^2 .

It is a cyclic number.

It is not a de Polignac number, because 53441321 - 2² = 53441317 is a prime.

It is not a weakly prime, because it can be changed into another prime (53441341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26720660 + 26720661.

It is an arithmetic number, because the mean of its divisors is an integer number (26720661).

Almost surely, 2^53441321 is an apocalyptic number.

It is an amenable number.

53441321 is a deficient number, since it is larger than the sum of its proper divisors (1).

53441321 is an equidigital number, since it uses as much as digits as its factorization.

53441321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 53441321 is about 7310.3571048205. The cubic root of 53441321 is about 376.6682909929.

Adding to 53441321 its reverse (12314435), we get a palindrome (65755756).

The spelling of 53441321 in words is "fifty-three million, four hundred forty-one thousand, three hundred twenty-one".