1144313123 has 2 divisors, whose sum is σ = 1144313124. Its totient is φ = 1144313122.

The previous prime is 1144313111. The next prime is 1144313141. The reversal of 1144313123 is 3213134411.

It is a weak prime.

It is an emirp because it is prime and its reverse (3213134411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1144313123 - 2²⁰ = 1143264547 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144313143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572156561 + 572156562.

It is an arithmetic number, because the mean of its divisors is an integer number (572156562).

Almost surely, 2^1144313123 is an apocalyptic number.

1144313123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144313123 is an equidigital number, since it uses as much as digits as its factorization.

1144313123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 1144313123 is about 33827.6975716646. The cubic root of 1144313123 is about 1045.9597184419.

Adding to 1144313123 its reverse (3213134411), we get a palindrome (4357447534).

The spelling of 1144313123 in words is "one billion, one hundred forty-four million, three hundred thirteen thousand, one hundred twenty-three".