1144812311 has 2 divisors, whose sum is σ = 1144812312. Its totient is φ = 1144812310.

The previous prime is 1144812257. The next prime is 1144812343. The reversal of 1144812311 is 1132184411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144812311 - 2¹⁸ = 1144550167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144812371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572406155 + 572406156.

It is an arithmetic number, because the mean of its divisors is an integer number (572406156).

Almost surely, 2^1144812311 is an apocalyptic number.

1144812311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144812311 is an equidigital number, since it uses as much as digits as its factorization.

1144812311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 26.

The square root of 1144812311 is about 33835.0751587757. The cubic root of 1144812311 is about 1046.1117906397. Note that the first 3 decimals are identical.

Adding to 1144812311 its reverse (1132184411), we get a palindrome (2276996722).

The spelling of 1144812311 in words is "one billion, one hundred forty-four million, eight hundred twelve thousand, three hundred eleven".