4118194441 has 2 divisors, whose sum is σ = 4118194442. Its totient is φ = 4118194440.

The previous prime is 4118194433. The next prime is 4118194453. The reversal of 4118194441 is 1444918114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3551564025 + 566630416 = 59595^2 + 23804^2 .

It is a cyclic number.

It is not a de Polignac number, because 4118194441 - 2³ = 4118194433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4118194441.

It is not a weakly prime, because it can be changed into another prime (4118194481) 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, 2059097220 + 2059097221.

It is an arithmetic number, because the mean of its divisors is an integer number (2059097221).

It is a self-describing number.

Almost surely, 2^4118194441 is an apocalyptic number.

It is an amenable number.

4118194441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4118194441 is an equidigital number, since it uses as much as digits as its factorization.

4118194441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 37.

The square root of 4118194441 is about 64173.1598177930. The cubic root of 4118194441 is about 1602.8846971228.

The spelling of 4118194441 in words is "four billion, one hundred eighteen million, one hundred ninety-four thousand, four hundred forty-one".