1144079117 has 2 divisors, whose sum is σ = 1144079118. Its totient is φ = 1144079116.

The previous prime is 1144079093. The next prime is 1144079159. The reversal of 1144079117 is 7119704411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 870309001 + 273770116 = 29501^2 + 16546^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144079117 - 2¹² = 1144075021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144079197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572039558 + 572039559.

It is an arithmetic number, because the mean of its divisors is an integer number (572039559).

Almost surely, 2^1144079117 is an apocalyptic number.

It is an amenable number.

1144079117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144079117 is an equidigital number, since it uses as much as digits as its factorization.

1144079117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 35.

The square root of 1144079117 is about 33824.2386019257. The cubic root of 1144079117 is about 1045.8884158322. Note that the first 3 decimals are identical.

The spelling of 1144079117 in words is "one billion, one hundred forty-four million, seventy-nine thousand, one hundred seventeen".