998801411 has 2 divisors, whose sum is σ = 998801412. Its totient is φ = 998801410.

The previous prime is 998801407. The next prime is 998801417. The reversal of 998801411 is 114108899.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 998801411 - 2² = 998801407 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (998801417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499400705 + 499400706.

It is an arithmetic number, because the mean of its divisors is an integer number (499400706).

Almost surely, 2^998801411 is an apocalyptic number.

998801411 is a deficient number, since it is larger than the sum of its proper divisors (1).

998801411 is an equidigital number, since it uses as much as digits as its factorization.

998801411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 41.

The square root of 998801411 is about 31603.8195634642. The cubic root of 998801411 is about 999.6003106030.

The spelling of 998801411 in words is "nine hundred ninety-eight million, eight hundred one thousand, four hundred eleven".