17382312019 has 2 divisors, whose sum is σ = 17382312020. Its totient is φ = 17382312018.

The previous prime is 17382311993. The next prime is 17382312023. The reversal of 17382312019 is 91021328371.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17382312019 is a prime.

It is a super-2 number, since 2×17382312019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (17382312919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8691156009 + 8691156010.

It is an arithmetic number, because the mean of its divisors is an integer number (8691156010).

Almost surely, 2^17382312019 is an apocalyptic number.

17382312019 is a deficient number, since it is larger than the sum of its proper divisors (1).

17382312019 is an equidigital number, since it uses as much as digits as its factorization.

17382312019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 17382312019 in words is "seventeen billion, three hundred eighty-two million, three hundred twelve thousand, nineteen".