53365573 has 2 divisors, whose sum is σ = 53365574. Its totient is φ = 53365572.

The previous prime is 53365531. The next prime is 53365577. The reversal of 53365573 is 37556335.

53365573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35784324 + 17581249 = 5982^2 + 4193^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53365573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53365577) 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, 26682786 + 26682787.

It is an arithmetic number, because the mean of its divisors is an integer number (26682787).

Almost surely, 2^53365573 is an apocalyptic number.

It is an amenable number.

53365573 is a deficient number, since it is larger than the sum of its proper divisors (1).

53365573 is an equidigital number, since it uses as much as digits as its factorization.

53365573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141750, while the sum is 37.

The square root of 53365573 is about 7305.1743990133. The cubic root of 53365573 is about 376.4902429943.

The spelling of 53365573 in words is "fifty-three million, three hundred sixty-five thousand, five hundred seventy-three".