2047000217 has 2 divisors, whose sum is σ = 2047000218. Its totient is φ = 2047000216.

The previous prime is 2047000213. The next prime is 2047000237. The reversal of 2047000217 is 7120007402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1384658521 + 662341696 = 37211^2 + 25736^2 .

It is a cyclic number.

It is not a de Polignac number, because 2047000217 - 2² = 2047000213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2047000192 and 2047000201.

It is not a weakly prime, because it can be changed into another prime (2047000211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023500108 + 1023500109.

It is an arithmetic number, because the mean of its divisors is an integer number (1023500109).

Almost surely, 2^2047000217 is an apocalyptic number.

It is an amenable number.

2047000217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2047000217 is an equidigital number, since it uses as much as digits as its factorization.

2047000217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 2047000217 is about 45243.7865015739. The cubic root of 2047000217 is about 1269.7141599457.

Adding to 2047000217 its reverse (7120007402), we get a palindrome (9167007619).

The spelling of 2047000217 in words is "two billion, forty-seven million, two hundred seventeen", and thus it is an aban number.