1121332343 has 2 divisors, whose sum is σ = 1121332344. Its totient is φ = 1121332342.

The previous prime is 1121332339. The next prime is 1121332349. The reversal of 1121332343 is 3432331211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121332343 - 2² = 1121332339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121332349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560666171 + 560666172.

It is an arithmetic number, because the mean of its divisors is an integer number (560666172).

Almost surely, 2^1121332343 is an apocalyptic number.

1121332343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121332343 is an equidigital number, since it uses as much as digits as its factorization.

1121332343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 1121332343 is about 33486.3008258601. The cubic root of 1121332343 is about 1038.9104538053.

Adding to 1121332343 its reverse (3432331211), we get a palindrome (4553663554).

The spelling of 1121332343 in words is "one billion, one hundred twenty-one million, three hundred thirty-two thousand, three hundred forty-three".