1123456793 has 2 divisors, whose sum is σ = 1123456794. Its totient is φ = 1123456792.

The previous prime is 1123456769. The next prime is 1123456801. The reversal of 1123456793 is 3976543211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 786073369 + 337383424 = 28037^2 + 18368^2 .

It is an emirp because it is prime and its reverse (3976543211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123456793 - 2⁶ = 1123456729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1123456793.

It is not a weakly prime, because it can be changed into another prime (1123456193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561728396 + 561728397.

It is an arithmetic number, because the mean of its divisors is an integer number (561728397).

Almost surely, 2^1123456793 is an apocalyptic number.

It is an amenable number.

1123456793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123456793 is an equidigital number, since it uses as much as digits as its factorization.

1123456793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 41.

The square root of 1123456793 is about 33518.0069962401. The cubic root of 1123456793 is about 1039.5661383708.

The spelling of 1123456793 in words is "one billion, one hundred twenty-three million, four hundred fifty-six thousand, seven hundred ninety-three".