99941447 has 2 divisors, whose sum is σ = 99941448. Its totient is φ = 99941446.

The previous prime is 99941321. The next prime is 99941459. The reversal of 99941447 is 74414999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99941447 - 2¹² = 99937351 is a prime.

It is a super-3 number, since 3×99941447³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99941747) 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, 49970723 + 49970724.

It is an arithmetic number, because the mean of its divisors is an integer number (49970724).

Almost surely, 2^99941447 is an apocalyptic number.

99941447 is a deficient number, since it is larger than the sum of its proper divisors (1).

99941447 is an equidigital number, since it uses as much as digits as its factorization.

99941447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 47.

The square root of 99941447 is about 9997.0719213178. The cubic root of 99941447 is about 464.0682726902.

The spelling of 99941447 in words is "ninety-nine million, nine hundred forty-one thousand, four hundred forty-seven".