53441533 has 2 divisors, whose sum is σ = 53441534. Its totient is φ = 53441532.

The previous prime is 53441513. The next prime is 53441537. The reversal of 53441533 is 33514435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53392249 + 49284 = 7307^2 + 222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53441533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53441537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26720766 + 26720767.

It is an arithmetic number, because the mean of its divisors is an integer number (26720767).

Almost surely, 2^53441533 is an apocalyptic number.

It is an amenable number.

53441533 is a deficient number, since it is larger than the sum of its proper divisors (1).

53441533 is an equidigital number, since it uses as much as digits as its factorization.

53441533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 28.

The square root of 53441533 is about 7310.3716047818. The cubic root of 53441533 is about 376.6687890692.

Adding to 53441533 its reverse (33514435), we get a palindrome (86955968).

The spelling of 53441533 in words is "fifty-three million, four hundred forty-one thousand, five hundred thirty-three".