1223489395067 has 2 divisors, whose sum is σ = 1223489395068. Its totient is φ = 1223489395066.

The previous prime is 1223489395043. The next prime is 1223489395103. The reversal of 1223489395067 is 7605939843221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1223489395067 - 2³² = 1219194427771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1223489394997 and 1223489395015.

It is not a weakly prime, because it can be changed into another prime (1223489391067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611744697533 + 611744697534.

It is an arithmetic number, because the mean of its divisors is an integer number (611744697534).

It is a 1-persistent number, because it is pandigital, but 2⋅1223489395067 = 2446978790134 is not.

Almost surely, 2^{1223489395067} is an apocalyptic number.

1223489395067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223489395067 is an equidigital number, since it uses as much as digits as its factorization.

1223489395067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19595520, while the sum is 59.

The spelling of 1223489395067 in words is "one trillion, two hundred twenty-three billion, four hundred eighty-nine million, three hundred ninety-five thousand, sixty-seven".