241808947 has 2 divisors, whose sum is σ = 241808948. Its totient is φ = 241808946.

The previous prime is 241808933. The next prime is 241808981. The reversal of 241808947 is 749808142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 241808947 - 2¹⁵ = 241776179 is a prime.

It is not a weakly prime, because it can be changed into another prime (241808927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120904473 + 120904474.

It is an arithmetic number, because the mean of its divisors is an integer number (120904474).

Almost surely, 2^241808947 is an apocalyptic number.

241808947 is a deficient number, since it is larger than the sum of its proper divisors (1).

241808947 is an equidigital number, since it uses as much as digits as its factorization.

241808947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 241808947 is about 15550.2072976536. The cubic root of 241808947 is about 623.0039333753.

The spelling of 241808947 in words is "two hundred forty-one million, eight hundred eight thousand, nine hundred forty-seven".