53571863 has 2 divisors, whose sum is σ = 53571864. Its totient is φ = 53571862.

The previous prime is 53571857. The next prime is 53571883. The reversal of 53571863 is 36817535.

53571863 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 53571863 - 2⁶ = 53571799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53571803) 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, 26785931 + 26785932.

It is an arithmetic number, because the mean of its divisors is an integer number (26785932).

Almost surely, 2^53571863 is an apocalyptic number.

53571863 is a deficient number, since it is larger than the sum of its proper divisors (1).

53571863 is an equidigital number, since it uses as much as digits as its factorization.

53571863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 53571863 is about 7319.2802241751. The cubic root of 53571863 is about 376.9747395637.

The spelling of 53571863 in words is "fifty-three million, five hundred seventy-one thousand, eight hundred sixty-three".