1134812123 has 2 divisors, whose sum is σ = 1134812124. Its totient is φ = 1134812122.

The previous prime is 1134812117. The next prime is 1134812131. The reversal of 1134812123 is 3212184311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1134812123 - 2⁶ = 1134812059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1134812092 and 1134812101.

It is not a weakly prime, because it can be changed into another prime (1134812143) 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 as a sum of consecutive naturals, namely, 567406061 + 567406062.

It is an arithmetic number, because the mean of its divisors is an integer number (567406062).

Almost surely, 2^1134812123 is an apocalyptic number.

1134812123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134812123 is an equidigital number, since it uses as much as digits as its factorization.

1134812123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 26.

The square root of 1134812123 is about 33686.9726006954. The cubic root of 1134812123 is about 1043.0568724394.

Adding to 1134812123 its reverse (3212184311), we get a palindrome (4346996434).

The spelling of 1134812123 in words is "one billion, one hundred thirty-four million, eight hundred twelve thousand, one hundred twenty-three".