1173823823 has 2 divisors, whose sum is σ = 1173823824. Its totient is φ = 1173823822.

The previous prime is 1173823817. The next prime is 1173823831. The reversal of 1173823823 is 3283283711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1173823823 - 2¹⁸ = 1173561679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1173823813) 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, 586911911 + 586911912.

It is an arithmetic number, because the mean of its divisors is an integer number (586911912).

Almost surely, 2^1173823823 is an apocalyptic number.

1173823823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1173823823 is an equidigital number, since it uses as much as digits as its factorization.

1173823823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 1173823823 is about 34261.1124016720. The cubic root of 1173823823 is about 1054.8749349737.

The spelling of 1173823823 in words is "one billion, one hundred seventy-three million, eight hundred twenty-three thousand, eight hundred twenty-three".