2000016409 has 2 divisors, whose sum is σ = 2000016410. Its totient is φ = 2000016408.

The previous prime is 2000016383. The next prime is 2000016413. The reversal of 2000016409 is 9046100002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1040256009 + 959760400 = 32253^2 + 30980^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000016409 - 2²³ = 1991627801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2000016409.

It is not a weakly prime, because it can be changed into another prime (2000016439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000008204 + 1000008205.

It is an arithmetic number, because the mean of its divisors is an integer number (1000008205).

Almost surely, 2^2000016409 is an apocalyptic number.

It is an amenable number.

2000016409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000016409 is an equidigital number, since it uses as much as digits as its factorization.

2000016409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2000016409 is about 44721.5430078167. The cubic root of 2000016409 is about 1259.9244955595.

The spelling of 2000016409 in words is "two billion, sixteen thousand, four hundred nine".