4841361781 has 2 divisors, whose sum is σ = 4841361782. Its totient is φ = 4841361780.

The previous prime is 4841361773. The next prime is 4841361809. The reversal of 4841361781 is 1871631484.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3604081156 + 1237280625 = 60034^2 + 35175^2 .

It is a cyclic number.

It is not a de Polignac number, because 4841361781 - 2³ = 4841361773 is a prime.

It is a super-2 number, since 2×4841361781² = 46877567789054983922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4841361731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2420680890 + 2420680891.

It is an arithmetic number, because the mean of its divisors is an integer number (2420680891).

Almost surely, 2^4841361781 is an apocalyptic number.

It is an amenable number.

4841361781 is a deficient number, since it is larger than the sum of its proper divisors (1).

4841361781 is an equidigital number, since it uses as much as digits as its factorization.

4841361781 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4841361781 is about 69579.8949481817. The cubic root of 4841361781 is about 1691.6967403046.

The spelling of 4841361781 in words is "four billion, eight hundred forty-one million, three hundred sixty-one thousand, seven hundred eighty-one".