53530333 has 2 divisors, whose sum is σ = 53530334. Its totient is φ = 53530332.

The previous prime is 53530271. The next prime is 53530363. The reversal of 53530333 is 33303535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40411449 + 13118884 = 6357^2 + 3622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53530333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53530298 and 53530307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53530363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26765166 + 26765167.

It is an arithmetic number, because the mean of its divisors is an integer number (26765167).

Almost surely, 2^53530333 is an apocalyptic number.

It is an amenable number.

53530333 is a deficient number, since it is larger than the sum of its proper divisors (1).

53530333 is an equidigital number, since it uses as much as digits as its factorization.

53530333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6075, while the sum is 25.

The square root of 53530333 is about 7316.4426465325. The cubic root of 53530333 is about 376.8773015471.

Adding to 53530333 its reverse (33303535), we get a palindrome (86833868).

The spelling of 53530333 in words is "fifty-three million, five hundred thirty thousand, three hundred thirty-three".