143199 has 12 divisors (see below), whose sum is σ = 236496. Its totient is φ = 81792.
The previous prime is 143197. The next prime is 143239. The reversal of 143199 is 991341.
It is not a de Polignac number, because 143199 - 21 = 143197 is a prime.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
143199 is a lucky number.
It is a nialpdrome in base 11.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 143199.
It is not an unprimeable number, because it can be changed into a prime (143197) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1074 + ... + 1199.
It is an arithmetic number, because the mean of its divisors is an integer number (19708).
2143199 is an apocalyptic number.
143199 is a deficient number, since it is larger than the sum of its proper divisors (93297).
143199 is a wasteful number, since it uses less digits than its factorization.
143199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2286 (or 2283 counting only the distinct ones).
The product of its digits is 972, while the sum is 27.
The square root of 143199 is about 378.4164372751. The cubic root of 143199 is about 52.3174612998.
The spelling of 143199 in words is "one hundred forty-three thousand, one hundred ninety-nine".
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