1144634311 has 2 divisors, whose sum is σ = 1144634312. Its totient is φ = 1144634310.

The previous prime is 1144634303. The next prime is 1144634333. The reversal of 1144634311 is 1134364411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1144634311 - 2³ = 1144634303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1144634311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144634011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572317155 + 572317156.

It is an arithmetic number, because the mean of its divisors is an integer number (572317156).

Almost surely, 2^1144634311 is an apocalyptic number.

1144634311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144634311 is an equidigital number, since it uses as much as digits as its factorization.

1144634311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 28.

The square root of 1144634311 is about 33832.4446500693. Note that the first 3 decimals coincide. The cubic root of 1144634311 is about 1046.0575699467.

Adding to 1144634311 its reverse (1134364411), we get a palindrome (2278998722).

The spelling of 1144634311 in words is "one billion, one hundred forty-four million, six hundred thirty-four thousand, three hundred eleven".