53163203 has 2 divisors, whose sum is σ = 53163204. Its totient is φ = 53163202.

The previous prime is 53163169. The next prime is 53163217. The reversal of 53163203 is 30236135.

53163203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53163203 is a prime.

It is not a weakly prime, because it can be changed into another prime (53163283) 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, 26581601 + 26581602.

It is an arithmetic number, because the mean of its divisors is an integer number (26581602).

Almost surely, 2^53163203 is an apocalyptic number.

53163203 is a deficient number, since it is larger than the sum of its proper divisors (1).

53163203 is an equidigital number, since it uses as much as digits as its factorization.

53163203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 53163203 is about 7291.3101017581. The cubic root of 53163203 is about 376.0137382750.

Adding to 53163203 its reverse (30236135), we get a palindrome (83399338).

The spelling of 53163203 in words is "fifty-three million, one hundred sixty-three thousand, two hundred three".