297269812849 has 2 divisors, whose sum is σ = 297269812850. Its totient is φ = 297269812848.

The previous prime is 297269812811. The next prime is 297269812859. The reversal of 297269812849 is 948218962792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167052038400 + 130217774449 = 408720^2 + 360857^2 .

It is a cyclic number.

It is not a de Polignac number, because 297269812849 - 2¹¹ = 297269810801 is a prime.

It is not a weakly prime, because it can be changed into another prime (297269812859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148634906424 + 148634906425.

It is an arithmetic number, because the mean of its divisors is an integer number (148634906425).

Almost surely, 2^297269812849 is an apocalyptic number.

It is an amenable number.

297269812849 is a deficient number, since it is larger than the sum of its proper divisors (1).

297269812849 is an equidigital number, since it uses as much as digits as its factorization.

297269812849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62705664, while the sum is 67.

The spelling of 297269812849 in words is "two hundred ninety-seven billion, two hundred sixty-nine million, eight hundred twelve thousand, eight hundred forty-nine".