618417941 has 2 divisors, whose sum is σ = 618417942. Its totient is φ = 618417940.

The previous prime is 618417929. The next prime is 618418007. The reversal of 618417941 is 149714816.

618417941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 517335025 + 101082916 = 22745^2 + 10054^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-618417941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (618417911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309208970 + 309208971.

It is an arithmetic number, because the mean of its divisors is an integer number (309208971).

Almost surely, 2^618417941 is an apocalyptic number.

It is an amenable number.

618417941 is a deficient number, since it is larger than the sum of its proper divisors (1).

618417941 is an equidigital number, since it uses as much as digits as its factorization.

618417941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 41.

The square root of 618417941 is about 24868.0103948828. The cubic root of 618417941 is about 851.9759984459.

The spelling of 618417941 in words is "six hundred eighteen million, four hundred seventeen thousand, nine hundred forty-one".