1123254323 has 2 divisors, whose sum is σ = 1123254324. Its totient is φ = 1123254322.

The previous prime is 1123254257. The next prime is 1123254343. The reversal of 1123254323 is 3234523211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3234523211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123254323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123254292 and 1123254301.

It is not a weakly prime, because it can be changed into another prime (1123254343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561627161 + 561627162.

It is an arithmetic number, because the mean of its divisors is an integer number (561627162).

Almost surely, 2^1123254323 is an apocalyptic number.

1123254323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123254323 is an equidigital number, since it uses as much as digits as its factorization.

1123254323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 1123254323 is about 33514.9865433361. The cubic root of 1123254323 is about 1039.5036842254.

Adding to 1123254323 its reverse (3234523211), we get a palindrome (4357777534).

The spelling of 1123254323 in words is "one billion, one hundred twenty-three million, two hundred fifty-four thousand, three hundred twenty-three".