99882143 has 4 divisors (see below), whose sum is σ = 100207800. Its totient is φ = 99556488.

The previous prime is 99882137. The next prime is 99882173. The reversal of 99882143 is 34128899.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99882143 - 2¹⁸ = 99619999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99882094 and 99882103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99882173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162368 + ... + 162981.

It is an arithmetic number, because the mean of its divisors is an integer number (25051950).

Almost surely, 2^99882143 is an apocalyptic number.

99882143 is a deficient number, since it is larger than the sum of its proper divisors (325657).

99882143 is a wasteful number, since it uses less digits than its factorization.

99882143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325656.

The product of its digits is 124416, while the sum is 44.

The square root of 99882143 is about 9994.1054126920. The cubic root of 99882143 is about 463.9764637660.

The spelling of 99882143 in words is "ninety-nine million, eight hundred eighty-two thousand, one hundred forty-three".