53168243 has 2 divisors, whose sum is σ = 53168244. Its totient is φ = 53168242.

The previous prime is 53168239. The next prime is 53168261. The reversal of 53168243 is 34286135.

53168243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53168243 - 2² = 53168239 is a prime.

It is not a weakly prime, because it can be changed into another prime (53168273) 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, 26584121 + 26584122.

It is an arithmetic number, because the mean of its divisors is an integer number (26584122).

Almost surely, 2^53168243 is an apocalyptic number.

53168243 is a deficient number, since it is larger than the sum of its proper divisors (1).

53168243 is an equidigital number, since it uses as much as digits as its factorization.

53168243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 53168243 is about 7291.6557104680. The cubic root of 53168243 is about 376.0256202363.

The spelling of 53168243 in words is "fifty-three million, one hundred sixty-eight thousand, two hundred forty-three".