4115442217 has 2 divisors, whose sum is σ = 4115442218. Its totient is φ = 4115442216.

The previous prime is 4115442197. The next prime is 4115442223. The reversal of 4115442217 is 7122445114.

It is a happy number.

4115442217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2894009616 + 1221432601 = 53796^2 + 34949^2 .

It is a cyclic number.

It is not a de Polignac number, because 4115442217 - 2¹¹ = 4115440169 is a prime.

It is not a weakly prime, because it can be changed into another prime (4115442017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057721108 + 2057721109.

It is an arithmetic number, because the mean of its divisors is an integer number (2057721109).

Almost surely, 2^4115442217 is an apocalyptic number.

It is an amenable number.

4115442217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4115442217 is an equidigital number, since it uses as much as digits as its factorization.

4115442217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8960, while the sum is 31.

The square root of 4115442217 is about 64151.7125024734. The cubic root of 4115442217 is about 1602.5275437709.

The spelling of 4115442217 in words is "four billion, one hundred fifteen million, four hundred forty-two thousand, two hundred seventeen".