1123345556793 has 6 divisors (see below), whose sum is σ = 1622610248714. Its totient is φ = 748897037856.

The previous prime is 1123345556789. The next prime is 1123345556819. The reversal of 1123345556793 is 3976555433211.

1123345556793 is a `hidden beast` number, since 1 + 1 + 2 + 33 + 45 + 5 + 567 + 9 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 685191584169 + 438153972624 = 827763^2 + 661932^2 .

It is not a de Polignac number, because 1123345556793 - 2² = 1123345556789 is a prime.

It is a super-3 number, since 3×1123345556793³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123335556793) 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 in 5 ways as a sum of consecutive naturals, for example, 62408086480 + ... + 62408086497.

Almost surely, 2^{1123345556793} is an apocalyptic number.

It is an amenable number.

1123345556793 is a deficient number, since it is larger than the sum of its proper divisors (499264691921).

1123345556793 is a wasteful number, since it uses less digits than its factorization.

1123345556793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124816172983 (or 124816172980 counting only the distinct ones).

The product of its digits is 10206000, while the sum is 54.

The spelling of 1123345556793 in words is "one trillion, one hundred twenty-three billion, three hundred forty-five million, five hundred fifty-six thousand, seven hundred ninety-three".