223105445254609 has 2 divisors, whose sum is σ = 223105445254610. Its totient is φ = 223105445254608.

The previous prime is 223105445254591. The next prime is 223105445254639. The reversal of 223105445254609 is 906452544501322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222729596560384 + 375848694225 = 14924128^2 + 613065^2 .

It is a cyclic number.

It is not a de Polignac number, because 223105445254609 - 2¹⁷ = 223105445123537 is a prime.

It is a super-3 number, since 3×223105445254609³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223105445254639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111552722627304 + 111552722627305.

It is an arithmetic number, because the mean of its divisors is an integer number (111552722627305).

Almost surely, 2^{223105445254609} is an apocalyptic number.

It is an amenable number.

223105445254609 is a deficient number, since it is larger than the sum of its proper divisors (1).

223105445254609 is an equidigital number, since it uses as much as digits as its factorization.

223105445254609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368000, while the sum is 52.

The spelling of 223105445254609 in words is "two hundred twenty-three trillion, one hundred five billion, four hundred forty-five million, two hundred fifty-four thousand, six hundred nine".