1117218106337 has 2 divisors, whose sum is σ = 1117218106338. Its totient is φ = 1117218106336.

The previous prime is 1117218106331. The next prime is 1117218106351. The reversal of 1117218106337 is 7336018127111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 759283934161 + 357934172176 = 871369^2 + 598276^2 .

It is a cyclic number.

It is not a de Polignac number, because 1117218106337 - 2¹⁶ = 1117218040801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117218106294 and 1117218106303.

It is not a weakly prime, because it can be changed into another prime (1117218106331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558609053168 + 558609053169.

It is an arithmetic number, because the mean of its divisors is an integer number (558609053169).

Almost surely, 2^{1117218106337} is an apocalyptic number.

It is an amenable number.

1117218106337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117218106337 is an equidigital number, since it uses as much as digits as its factorization.

1117218106337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 41.

The spelling of 1117218106337 in words is "one trillion, one hundred seventeen billion, two hundred eighteen million, one hundred six thousand, three hundred thirty-seven".