53905777 has 2 divisors, whose sum is σ = 53905778. Its totient is φ = 53905776.

The previous prime is 53905769. The next prime is 53905811. The reversal of 53905777 is 77750935.

53905777 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 can be written as a sum of positive squares in only one way, i.e., 50680161 + 3225616 = 7119^2 + 1796^2 .

It is a cyclic number.

It is not a de Polignac number, because 53905777 - 2³ = 53905769 is a prime.

It is not a weakly prime, because it can be changed into another prime (53905727) 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, 26952888 + 26952889.

It is an arithmetic number, because the mean of its divisors is an integer number (26952889).

Almost surely, 2^53905777 is an apocalyptic number.

It is an amenable number.

53905777 is a deficient number, since it is larger than the sum of its proper divisors (1).

53905777 is an equidigital number, since it uses as much as digits as its factorization.

53905777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 231525, while the sum is 43.

The square root of 53905777 is about 7342.0553661764. The cubic root of 53905777 is about 377.7563470894.

The spelling of 53905777 in words is "fifty-three million, nine hundred five thousand, seven hundred seventy-seven".