1144323101 has 2 divisors, whose sum is σ = 1144323102. Its totient is φ = 1144323100.

The previous prime is 1144323097. The next prime is 1144323143. The reversal of 1144323101 is 1013234411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1030474201 + 113848900 = 32101^2 + 10670^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144323101 - 2² = 1144323097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144323001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572161550 + 572161551.

It is an arithmetic number, because the mean of its divisors is an integer number (572161551).

Almost surely, 2^1144323101 is an apocalyptic number.

It is an amenable number.

1144323101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144323101 is an equidigital number, since it uses as much as digits as its factorization.

1144323101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1144323101 is about 33827.8450540380. The cubic root of 1144323101 is about 1045.9627585643.

Adding to 1144323101 its reverse (1013234411), we get a palindrome (2157557512).

The spelling of 1144323101 in words is "one billion, one hundred forty-four million, three hundred twenty-three thousand, one hundred one".