53564323 has 2 divisors, whose sum is σ = 53564324. Its totient is φ = 53564322.

The previous prime is 53564293. The next prime is 53564339. The reversal of 53564323 is 32346535.

It is a happy number.

53564323 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53564323 is a prime.

It is not a weakly prime, because it can be changed into another prime (53564393) 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, 26782161 + 26782162.

It is an arithmetic number, because the mean of its divisors is an integer number (26782162).

Almost surely, 2^53564323 is an apocalyptic number.

53564323 is a deficient number, since it is larger than the sum of its proper divisors (1).

53564323 is an equidigital number, since it uses as much as digits as its factorization.

53564323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 31.

The square root of 53564323 is about 7318.7651280800. The cubic root of 53564323 is about 376.9570528980.

The spelling of 53564323 in words is "fifty-three million, five hundred sixty-four thousand, three hundred twenty-three".