11219143551017 has 2 divisors, whose sum is σ = 11219143551018. Its totient is φ = 11219143551016.

The previous prime is 11219143550987. The next prime is 11219143551071. The reversal of 11219143551017 is 71015534191211.

Together with next prime (11219143551071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11219143551001 + 16 = 3349499^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 11219143551017 - 2²⁶ = 11219076442153 is a prime.

It is not a weakly prime, because it can be changed into another prime (11219143553017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5609571775508 + 5609571775509.

It is an arithmetic number, because the mean of its divisors is an integer number (5609571775509).

Almost surely, 2^{11219143551017} is an apocalyptic number.

It is an amenable number.

11219143551017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11219143551017 is an equidigital number, since it uses as much as digits as its factorization.

11219143551017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 41.

The spelling of 11219143551017 in words is "eleven trillion, two hundred nineteen billion, one hundred forty-three million, five hundred fifty-one thousand, seventeen".