99846143 has 2 divisors, whose sum is σ = 99846144. Its totient is φ = 99846142.

The previous prime is 99846137. The next prime is 99846167. The reversal of 99846143 is 34164899.

It is a weak prime.

It is an emirp because it is prime and its reverse (34164899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99846143 - 2⁸ = 99845887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99846094 and 99846103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99848143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49923071 + 49923072.

It is an arithmetic number, because the mean of its divisors is an integer number (49923072).

Almost surely, 2^99846143 is an apocalyptic number.

99846143 is a deficient number, since it is larger than the sum of its proper divisors (1).

99846143 is an equidigital number, since it uses as much as digits as its factorization.

99846143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 44.

The square root of 99846143 is about 9992.3041887244. The cubic root of 99846143 is about 463.9207141951.

The spelling of 99846143 in words is "ninety-nine million, eight hundred forty-six thousand, one hundred forty-three".