17118406619 has 2 divisors, whose sum is σ = 17118406620. Its totient is φ = 17118406618.

The previous prime is 17118406519. The next prime is 17118406621. The reversal of 17118406619 is 91660481171.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17118406619 - 2¹⁶ = 17118341083 is a prime.

It is a super-2 number, since 2×17118406619² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 17118406621, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 17118406619.

It is not a weakly prime, because it can be changed into another prime (17118406219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8559203309 + 8559203310.

It is an arithmetic number, because the mean of its divisors is an integer number (8559203310).

Almost surely, 2^17118406619 is an apocalyptic number.

17118406619 is a deficient number, since it is larger than the sum of its proper divisors (1).

17118406619 is an equidigital number, since it uses as much as digits as its factorization.

17118406619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 44.

The spelling of 17118406619 in words is "seventeen billion, one hundred eighteen million, four hundred six thousand, six hundred nineteen".