1996500017 has 2 divisors, whose sum is σ = 1996500018. Its totient is φ = 1996500016.

The previous prime is 1996499987. The next prime is 1996500061. The reversal of 1996500017 is 7100056991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1987019776 + 9480241 = 44576^2 + 3079^2 .

It is a cyclic number.

It is not a de Polignac number, because 1996500017 - 2²⁸ = 1728064561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1996500067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 998250008 + 998250009.

It is an arithmetic number, because the mean of its divisors is an integer number (998250009).

Almost surely, 2^1996500017 is an apocalyptic number.

It is an amenable number.

1996500017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1996500017 is an equidigital number, since it uses as much as digits as its factorization.

1996500017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 1996500017 is about 44682.2114157301. The cubic root of 1996500017 is about 1259.1856703826.

The spelling of 1996500017 in words is "one billion, nine hundred ninety-six million, five hundred thousand, seventeen".