1123067645669 has 2 divisors, whose sum is σ = 1123067645670. Its totient is φ = 1123067645668.

The previous prime is 1123067645663. The next prime is 1123067645717. The reversal of 1123067645669 is 9665467603211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 946048022500 + 177019623169 = 972650^2 + 420737^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123067645669 - 2²⁴ = 1123050868453 is a prime.

It is a super-2 number, since 2×1123067645669² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123067645663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561533822834 + 561533822835.

It is an arithmetic number, because the mean of its divisors is an integer number (561533822835).

Almost surely, 2^{1123067645669} is an apocalyptic number.

It is an amenable number.

1123067645669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123067645669 is an equidigital number, since it uses as much as digits as its factorization.

1123067645669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 1123067645669 in words is "one trillion, one hundred twenty-three billion, sixty-seven million, six hundred forty-five thousand, six hundred sixty-nine".