1123975673 has 2 divisors, whose sum is σ = 1123975674. Its totient is φ = 1123975672.

The previous prime is 1123975583. The next prime is 1123975679. The reversal of 1123975673 is 3765793211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1107025984 + 16949689 = 33272^2 + 4117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123975673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123975679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561987836 + 561987837.

It is an arithmetic number, because the mean of its divisors is an integer number (561987837).

Almost surely, 2^1123975673 is an apocalyptic number.

It is an amenable number.

1123975673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123975673 is an equidigital number, since it uses as much as digits as its factorization.

1123975673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 44.

The square root of 1123975673 is about 33525.7464197294. The cubic root of 1123975673 is about 1039.7261584857.

The spelling of 1123975673 in words is "one billion, one hundred twenty-three million, nine hundred seventy-five thousand, six hundred seventy-three".