849937297241 has 2 divisors, whose sum is σ = 849937297242. Its totient is φ = 849937297240.

The previous prime is 849937297229. The next prime is 849937297271. The reversal of 849937297241 is 142792739948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 460525104400 + 389412192841 = 678620^2 + 624029^2 .

It is a cyclic number.

It is not a de Polignac number, because 849937297241 - 2³⁴ = 832757428057 is a prime.

It is not a weakly prime, because it can be changed into another prime (849937297271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424968648620 + 424968648621.

It is an arithmetic number, because the mean of its divisors is an integer number (424968648621).

Almost surely, 2^849937297241 is an apocalyptic number.

It is an amenable number.

849937297241 is a deficient number, since it is larger than the sum of its proper divisors (1).

849937297241 is an equidigital number, since it uses as much as digits as its factorization.

849937297241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54867456, while the sum is 65.

The spelling of 849937297241 in words is "eight hundred forty-nine billion, nine hundred thirty-seven million, two hundred ninety-seven thousand, two hundred forty-one".