2141705417 has 2 divisors, whose sum is σ = 2141705418. Its totient is φ = 2141705416.

The previous prime is 2141705399. The next prime is 2141705443. The reversal of 2141705417 is 7145071412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1879135801 + 262569616 = 43349^2 + 16204^2 .

It is a cyclic number.

It is not a de Polignac number, because 2141705417 - 2⁸ = 2141705161 is a prime.

It is not a weakly prime, because it can be changed into another prime (2141705497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070852708 + 1070852709.

It is an arithmetic number, because the mean of its divisors is an integer number (1070852709).

Almost surely, 2^2141705417 is an apocalyptic number.

It is an amenable number.

2141705417 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141705417 is an equidigital number, since it uses as much as digits as its factorization.

2141705417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 2141705417 is about 46278.5632555722. The cubic root of 2141705417 is about 1289.0009726021. Note that the first 3 decimals are identical.

Adding to 2141705417 its reverse (7145071412), we get a palindrome (9286776829).

The spelling of 2141705417 in words is "two billion, one hundred forty-one million, seven hundred five thousand, four hundred seventeen".