1124042123 has 2 divisors, whose sum is σ = 1124042124. Its totient is φ = 1124042122.

The previous prime is 1124042107. The next prime is 1124042137. The reversal of 1124042123 is 3212404211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1124042123 - 2⁴ = 1124042107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1124042095 and 1124042104.

It is not a weakly prime, because it can be changed into another prime (1124042173) 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, 562021061 + 562021062.

It is an arithmetic number, because the mean of its divisors is an integer number (562021062).

Almost surely, 2^1124042123 is an apocalyptic number.

1124042123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124042123 is an equidigital number, since it uses as much as digits as its factorization.

1124042123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1124042123 is about 33526.7374344716. The cubic root of 1124042123 is about 1039.7466477909.

Adding to 1124042123 its reverse (3212404211), we get a palindrome (4336446334).

The spelling of 1124042123 in words is "one billion, one hundred twenty-four million, forty-two thousand, one hundred twenty-three".