297663384397 has 2 divisors, whose sum is σ = 297663384398. Its totient is φ = 297663384396.

The previous prime is 297663384377. The next prime is 297663384437. The reversal of 297663384397 is 793483366792.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 243059846121 + 54603538276 = 493011^2 + 233674^2 .

It is a cyclic number.

It is not a de Polignac number, because 297663384397 - 2³¹ = 295515900749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (297663384377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148831692198 + 148831692199.

It is an arithmetic number, because the mean of its divisors is an integer number (148831692199).

Almost surely, 2^297663384397 is an apocalyptic number.

It is an amenable number.

297663384397 is a deficient number, since it is larger than the sum of its proper divisors (1).

297663384397 is an equidigital number, since it uses as much as digits as its factorization.

297663384397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 246903552, while the sum is 67.

The spelling of 297663384397 in words is "two hundred ninety-seven billion, six hundred sixty-three million, three hundred eighty-four thousand, three hundred ninety-seven".