1144121071 has 2 divisors, whose sum is σ = 1144121072. Its totient is φ = 1144121070.

The previous prime is 1144121023. The next prime is 1144121089. The reversal of 1144121071 is 1701214411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144121071 - 2⁹ = 1144120559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144121171) 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, 572060535 + 572060536.

It is an arithmetic number, because the mean of its divisors is an integer number (572060536).

Almost surely, 2^1144121071 is an apocalyptic number.

1144121071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144121071 is an equidigital number, since it uses as much as digits as its factorization.

1144121071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 1144121071 is about 33824.8587728020. The cubic root of 1144121071 is about 1045.9012001073.

Adding to 1144121071 its reverse (1701214411), we get a palindrome (2845335482).

The spelling of 1144121071 in words is "one billion, one hundred forty-four million, one hundred twenty-one thousand, seventy-one".