99841043 has 2 divisors, whose sum is σ = 99841044. Its totient is φ = 99841042.

The previous prime is 99841031. The next prime is 99841073. The reversal of 99841043 is 34014899.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99841043 - 2²⁰ = 98792467 is a prime.

It is equal to p_5752784 and since 99841043 and 5752784 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 99840988 and 99841006.

It is not a weakly prime, because it can be changed into another prime (99841073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49920521 + 49920522.

It is an arithmetic number, because the mean of its divisors is an integer number (49920522).

Almost surely, 2^99841043 is an apocalyptic number.

99841043 is a deficient number, since it is larger than the sum of its proper divisors (1).

99841043 is an equidigital number, since it uses as much as digits as its factorization.

99841043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 99841043 is about 9992.0489890713. The cubic root of 99841043 is about 463.9128152556.

The spelling of 99841043 in words is "ninety-nine million, eight hundred forty-one thousand, forty-three".