241561963 has 2 divisors, whose sum is σ = 241561964. Its totient is φ = 241561962.

The previous prime is 241561961. The next prime is 241561973. The reversal of 241561963 is 369165142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 241561963 - 2¹ = 241561961 is a prime.

Together with 241561961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (241561961) 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, 120780981 + 120780982.

It is an arithmetic number, because the mean of its divisors is an integer number (120780982).

Almost surely, 2^241561963 is an apocalyptic number.

241561963 is a deficient number, since it is larger than the sum of its proper divisors (1).

241561963 is an equidigital number, since it uses as much as digits as its factorization.

241561963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 241561963 is about 15542.2637669035. The cubic root of 241561963 is about 622.7917487512.

The spelling of 241561963 in words is "two hundred forty-one million, five hundred sixty-one thousand, nine hundred sixty-three".