1045502143117 has 2 divisors, whose sum is σ = 1045502143118. Its totient is φ = 1045502143116.

The previous prime is 1045502143043. The next prime is 1045502143121. The reversal of 1045502143117 is 7113412055401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940335544681 + 105166598436 = 969709^2 + 324294^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045502143117 - 2¹¹ = 1045502141069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045502143157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522751071558 + 522751071559.

It is an arithmetic number, because the mean of its divisors is an integer number (522751071559).

Almost surely, 2^{1045502143117} is an apocalyptic number.

It is an amenable number.

1045502143117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045502143117 is an equidigital number, since it uses as much as digits as its factorization.

1045502143117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 1045502143117 its reverse (7113412055401), we get a palindrome (8158914198518).

The spelling of 1045502143117 in words is "one trillion, forty-five billion, five hundred two million, one hundred forty-three thousand, one hundred seventeen".