1123378033767 has 16 divisors (see below), whose sum is σ = 1634219580672. Its totient is φ = 680745518720.

The previous prime is 1123378033747. The next prime is 1123378033793. The reversal of 1123378033767 is 7673308733211.

It is a cyclic number.

It is not a de Polignac number, because 1123378033767 - 2⁷ = 1123378033639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123378033727) 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 15 ways as a sum of consecutive naturals, for example, 1986498 + ... + 2488559.

It is an arithmetic number, because the mean of its divisors is an integer number (102138723792).

Almost surely, 2^{1123378033767} is an apocalyptic number.

1123378033767 is a deficient number, since it is larger than the sum of its proper divisors (510841546905).

1123378033767 is a wasteful number, since it uses less digits than its factorization.

1123378033767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4482678.

The product of its (nonzero) digits is 2667168, while the sum is 51.

The spelling of 1123378033767 in words is "one trillion, one hundred twenty-three billion, three hundred seventy-eight million, thirty-three thousand, seven hundred sixty-seven".