998292311 has 2 divisors, whose sum is σ = 998292312. Its totient is φ = 998292310.

The previous prime is 998292293. The next prime is 998292341. The reversal of 998292311 is 113292899.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 998292311 - 2¹⁸ = 998030167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998292341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499146155 + 499146156.

It is an arithmetic number, because the mean of its divisors is an integer number (499146156).

Almost surely, 2^998292311 is an apocalyptic number.

998292311 is a deficient number, since it is larger than the sum of its proper divisors (1).

998292311 is an equidigital number, since it uses as much as digits as its factorization.

998292311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 44.

The square root of 998292311 is about 31595.7641306552. The cubic root of 998292311 is about 999.4304460032.

The spelling of 998292311 in words is "nine hundred ninety-eight million, two hundred ninety-two thousand, three hundred eleven".