1115154144317 has 2 divisors, whose sum is σ = 1115154144318. Its totient is φ = 1115154144316.

The previous prime is 1115154144301. The next prime is 1115154144347. The reversal of 1115154144317 is 7134414515111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 776250864601 + 338903279716 = 881051^2 + 582154^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115154144317 - 2⁴ = 1115154144301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1115154144347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557577072158 + 557577072159.

It is an arithmetic number, because the mean of its divisors is an integer number (557577072159).

Almost surely, 2^{1115154144317} is an apocalyptic number.

It is an amenable number.

1115154144317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115154144317 is an equidigital number, since it uses as much as digits as its factorization.

1115154144317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 38.

Adding to 1115154144317 its reverse (7134414515111), we get a palindrome (8249568659428).

The spelling of 1115154144317 in words is "one trillion, one hundred fifteen billion, one hundred fifty-four million, one hundred forty-four thousand, three hundred seventeen".