298066291 has 2 divisors, whose sum is σ = 298066292. Its totient is φ = 298066290.

The previous prime is 298066247. The next prime is 298066297. The reversal of 298066291 is 192660892.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 298066291 - 2⁷ = 298066163 is a prime.

It is not a weakly prime, because it can be changed into another prime (298066297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149033145 + 149033146.

It is an arithmetic number, because the mean of its divisors is an integer number (149033146).

Almost surely, 2^298066291 is an apocalyptic number.

298066291 is a deficient number, since it is larger than the sum of its proper divisors (1).

298066291 is an equidigital number, since it uses as much as digits as its factorization.

298066291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 298066291 is about 17264.5964621244. The cubic root of 298066291 is about 667.9915280638.

The spelling of 298066291 in words is "two hundred ninety-eight million, sixty-six thousand, two hundred ninety-one".