1121136323 has 2 divisors, whose sum is σ = 1121136324. Its totient is φ = 1121136322.

The previous prime is 1121136301. The next prime is 1121136343. The reversal of 1121136323 is 3236311211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121136323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121136343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560568161 + 560568162.

It is an arithmetic number, because the mean of its divisors is an integer number (560568162).

Almost surely, 2^1121136323 is an apocalyptic number.

1121136323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121136323 is an equidigital number, since it uses as much as digits as its factorization.

1121136323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 1121136323 is about 33483.3738294097. The cubic root of 1121136323 is about 1038.8499129983.

Adding to 1121136323 its reverse (3236311211), we get a palindrome (4357447534).

The spelling of 1121136323 in words is "one billion, one hundred twenty-one million, one hundred thirty-six thousand, three hundred twenty-three".