1123344347 has 2 divisors, whose sum is σ = 1123344348. Its totient is φ = 1123344346.

The previous prime is 1123344317. The next prime is 1123344349. The reversal of 1123344347 is 7434433211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7434433211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123344347 - 2⁸ = 1123344091 is a prime.

Together with 1123344349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1123344349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561672173 + 561672174.

It is an arithmetic number, because the mean of its divisors is an integer number (561672174).

Almost surely, 2^1123344347 is an apocalyptic number.

1123344347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123344347 is an equidigital number, since it uses as much as digits as its factorization.

1123344347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 32.

The square root of 1123344347 is about 33516.3295573963. The cubic root of 1123344347 is about 1039.5314540658.

Adding to 1123344347 its reverse (7434433211), we get a palindrome (8557777558).

The spelling of 1123344347 in words is "one billion, one hundred twenty-three million, three hundred forty-four thousand, three hundred forty-seven".