1241881171 has 2 divisors, whose sum is σ = 1241881172. Its totient is φ = 1241881170.

The previous prime is 1241881163. The next prime is 1241881219. The reversal of 1241881171 is 1711881421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1241881171 - 2³ = 1241881163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1245881171) 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, 620940585 + 620940586.

It is an arithmetic number, because the mean of its divisors is an integer number (620940586).

Almost surely, 2^1241881171 is an apocalyptic number.

1241881171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241881171 is an equidigital number, since it uses as much as digits as its factorization.

1241881171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 34.

The square root of 1241881171 is about 35240.3344337139. The cubic root of 1241881171 is about 1074.8800792134.

The spelling of 1241881171 in words is "one billion, two hundred forty-one million, eight hundred eighty-one thousand, one hundred seventy-one".