1123242353 has 2 divisors, whose sum is σ = 1123242354. Its totient is φ = 1123242352.

The previous prime is 1123242317. The next prime is 1123242359. The reversal of 1123242353 is 3532423211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1084516624 + 38725729 = 32932^2 + 6223^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123242353 - 2⁸ = 1123242097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1123242359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561621176 + 561621177.

It is an arithmetic number, because the mean of its divisors is an integer number (561621177).

Almost surely, 2^1123242353 is an apocalyptic number.

It is an amenable number.

1123242353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123242353 is an equidigital number, since it uses as much as digits as its factorization.

1123242353 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 1123242353 is about 33514.8079660320. The cubic root of 1123242353 is about 1039.4999917095.

Adding to 1123242353 its reverse (3532423211), we get a palindrome (4655665564).

The spelling of 1123242353 in words is "one billion, one hundred twenty-three million, two hundred forty-two thousand, three hundred fifty-three".