223513223 has 2 divisors, whose sum is σ = 223513224. Its totient is φ = 223513222.

The previous prime is 223513219. The next prime is 223513253. The reversal of 223513223 is 322315322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223513223 - 2² = 223513219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223513253) 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, 111756611 + 111756612.

It is an arithmetic number, because the mean of its divisors is an integer number (111756612).

Almost surely, 2^223513223 is an apocalyptic number.

223513223 is a deficient number, since it is larger than the sum of its proper divisors (1).

223513223 is an equidigital number, since it uses as much as digits as its factorization.

223513223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 23.

The square root of 223513223 is about 14950.3586244612. The cubic root of 223513223 is about 606.8775522064.

Adding to 223513223 its reverse (322315322), we get a palindrome (545828545).

The spelling of 223513223 in words is "two hundred twenty-three million, five hundred thirteen thousand, two hundred twenty-three".