998110297 has 2 divisors, whose sum is σ = 998110298. Its totient is φ = 998110296.

The previous prime is 998110271. The next prime is 998110301. The reversal of 998110297 is 792011899.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 891380736 + 106729561 = 29856^2 + 10331^2 .

It is a cyclic number.

It is not a de Polignac number, because 998110297 - 2²⁷ = 863892569 is a prime.

It is not a weakly prime, because it can be changed into another prime (998110207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499055148 + 499055149.

It is an arithmetic number, because the mean of its divisors is an integer number (499055149).

Almost surely, 2^998110297 is an apocalyptic number.

It is an amenable number.

998110297 is a deficient number, since it is larger than the sum of its proper divisors (1).

998110297 is an equidigital number, since it uses as much as digits as its factorization.

998110297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 46.

The square root of 998110297 is about 31592.8836448970. The cubic root of 998110297 is about 999.3697018077.

The spelling of 998110297 in words is "nine hundred ninety-eight million, one hundred ten thousand, two hundred ninety-seven".