53611223 has 2 divisors, whose sum is σ = 53611224. Its totient is φ = 53611222.

The previous prime is 53611213. The next prime is 53611267. The reversal of 53611223 is 32211635.

53611223 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 53611223 - 2⁸ = 53610967 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53611213) 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, 26805611 + 26805612.

It is an arithmetic number, because the mean of its divisors is an integer number (26805612).

Almost surely, 2^53611223 is an apocalyptic number.

53611223 is a deficient number, since it is larger than the sum of its proper divisors (1).

53611223 is an equidigital number, since it uses as much as digits as its factorization.

53611223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 23.

The square root of 53611223 is about 7321.9685194625. The cubic root of 53611223 is about 377.0670398408.

Adding to 53611223 its reverse (32211635), we get a palindrome (85822858).

The spelling of 53611223 in words is "fifty-three million, six hundred eleven thousand, two hundred twenty-three".