223325433509 has 2 divisors, whose sum is σ = 223325433510. Its totient is φ = 223325433508.

The previous prime is 223325433481. The next prime is 223325433571. The reversal of 223325433509 is 905334523322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198902620225 + 24422813284 = 445985^2 + 156278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223325433509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223325433599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111662716754 + 111662716755.

It is an arithmetic number, because the mean of its divisors is an integer number (111662716755).

Almost surely, 2^223325433509 is an apocalyptic number.

It is an amenable number.

223325433509 is a deficient number, since it is larger than the sum of its proper divisors (1).

223325433509 is an equidigital number, since it uses as much as digits as its factorization.

223325433509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 41.

The spelling of 223325433509 in words is "two hundred twenty-three billion, three hundred twenty-five million, four hundred thirty-three thousand, five hundred nine".