53208163 has 2 divisors, whose sum is σ = 53208164. Its totient is φ = 53208162.

The previous prime is 53208161. The next prime is 53208173. The reversal of 53208163 is 36180235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53208163 - 2¹ = 53208161 is a prime.

It is a super-2 number, since 2×53208163² = 5662217219669138, which contains 22 as substring.

Together with 53208161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53208161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26604081 + 26604082.

It is an arithmetic number, because the mean of its divisors is an integer number (26604082).

Almost surely, 2^53208163 is an apocalyptic number.

53208163 is a deficient number, since it is larger than the sum of its proper divisors (1).

53208163 is an equidigital number, since it uses as much as digits as its factorization.

53208163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 53208163 is about 7294.3925723805. The cubic root of 53208163 is about 376.1197063964.

Adding to 53208163 its reverse (36180235), we get a palindrome (89388398).

The spelling of 53208163 in words is "fifty-three million, two hundred eight thousand, one hundred sixty-three".