2217897041 has 2 divisors, whose sum is σ = 2217897042. Its totient is φ = 2217897040.

The previous prime is 2217897007. The next prime is 2217897067. The reversal of 2217897041 is 1407987122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1405875025 + 812022016 = 37495^2 + 28496^2 .

It is a cyclic number.

It is not a de Polignac number, because 2217897041 - 2⁶ = 2217896977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2217897041.

It is not a weakly prime, because it can be changed into another prime (2217897001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108948520 + 1108948521.

It is an arithmetic number, because the mean of its divisors is an integer number (1108948521).

Almost surely, 2^2217897041 is an apocalyptic number.

It is an amenable number.

2217897041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2217897041 is an equidigital number, since it uses as much as digits as its factorization.

2217897041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 2217897041 is about 47094.5542605512. The cubic root of 2217897041 is about 1304.1087049231.

The spelling of 2217897041 in words is "two billion, two hundred seventeen million, eight hundred ninety-seven thousand, forty-one".