53223343 has 2 divisors, whose sum is σ = 53223344. Its totient is φ = 53223342.

The previous prime is 53223329. The next prime is 53223361. The reversal of 53223343 is 34332235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53223343 - 2⁹ = 53222831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53223383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26611671 + 26611672.

It is an arithmetic number, because the mean of its divisors is an integer number (26611672).

Almost surely, 2^53223343 is an apocalyptic number.

53223343 is a deficient number, since it is larger than the sum of its proper divisors (1).

53223343 is an equidigital number, since it uses as much as digits as its factorization.

53223343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 25.

The square root of 53223343 is about 7295.4330234743. The cubic root of 53223343 is about 376.1554712987.

Adding to 53223343 its reverse (34332235), we get a palindrome (87555578).

The spelling of 53223343 in words is "fifty-three million, two hundred twenty-three thousand, three hundred forty-three".