241218811 has 2 divisors, whose sum is σ = 241218812. Its totient is φ = 241218810.

The previous prime is 241218773. The next prime is 241218821. The reversal of 241218811 is 118812142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 241218811 - 2⁷ = 241218683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 241218811.

It is not a weakly prime, because it can be changed into another prime (241218821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120609405 + 120609406.

It is an arithmetic number, because the mean of its divisors is an integer number (120609406).

Almost surely, 2^241218811 is an apocalyptic number.

241218811 is a deficient number, since it is larger than the sum of its proper divisors (1).

241218811 is an equidigital number, since it uses as much as digits as its factorization.

241218811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1024, while the sum is 28.

The square root of 241218811 is about 15531.2205251229. The cubic root of 241218811 is about 622.4967057346.

The spelling of 241218811 in words is "two hundred forty-one million, two hundred eighteen thousand, eight hundred eleven".