53163559 has 2 divisors, whose sum is σ = 53163560. Its totient is φ = 53163558.

The previous prime is 53163547. The next prime is 53163581. The reversal of 53163559 is 95536135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53163559 - 2⁷ = 53163431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53163359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26581779 + 26581780.

It is an arithmetic number, because the mean of its divisors is an integer number (26581780).

Almost surely, 2^53163559 is an apocalyptic number.

53163559 is a deficient number, since it is larger than the sum of its proper divisors (1).

53163559 is an equidigital number, since it uses as much as digits as its factorization.

53163559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60750, while the sum is 37.

The square root of 53163559 is about 7291.3345143396. The cubic root of 53163559 is about 376.0145775810.

The spelling of 53163559 in words is "fifty-three million, one hundred sixty-three thousand, five hundred fifty-nine".