53812163 has 2 divisors, whose sum is σ = 53812164. Its totient is φ = 53812162.

The previous prime is 53812153. The next prime is 53812177. The reversal of 53812163 is 36121835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53812163 - 2⁴ = 53812147 is a prime.

It is a super-3 number, since 3×53812163³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (53812153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26906081 + 26906082.

It is an arithmetic number, because the mean of its divisors is an integer number (26906082).

Almost surely, 2^53812163 is an apocalyptic number.

53812163 is a deficient number, since it is larger than the sum of its proper divisors (1).

53812163 is an equidigital number, since it uses as much as digits as its factorization.

53812163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 53812163 is about 7335.6774056661. The cubic root of 53812163 is about 377.5375469576.

Adding to 53812163 its reverse (36121835), we get a palindrome (89933998).

The spelling of 53812163 in words is "fifty-three million, eight hundred twelve thousand, one hundred sixty-three".