1123422419969 has 2 divisors, whose sum is σ = 1123422419970. Its totient is φ = 1123422419968.

The previous prime is 1123422419941. The next prime is 1123422420023. The reversal of 1123422419969 is 9699142243211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 571838440000 + 551583979969 = 756200^2 + 742687^2 .

It is an emirp because it is prime and its reverse (9699142243211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123422419969 is a prime.

It is a super-2 number, since 2×1123422419969² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123422419969.

It is not a weakly prime, because it can be changed into another prime (1123422418969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561711209984 + 561711209985.

It is an arithmetic number, because the mean of its divisors is an integer number (561711209985).

Almost surely, 2^{1123422419969} is an apocalyptic number.

It is an amenable number.

1123422419969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123422419969 is an equidigital number, since it uses as much as digits as its factorization.

1123422419969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The spelling of 1123422419969 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-two million, four hundred nineteen thousand, nine hundred sixty-nine".