143069 has 4 divisors (see below), whose sum is σ = 144960. Its totient is φ = 141180.
The previous prime is 143063. The next prime is 143093. The reversal of 143069 is 960341.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 143069 - 24 = 143053 is a prime.
It is a super-2 number, since 2×1430692 = 40937477522, which contains 22 as substring.
It is a Duffinian 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 143069.
It is not an unprimeable number, because it can be changed into a prime (143063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827 + ... + 984.
It is an arithmetic number, because the mean of its divisors is an integer number (36240).
2143069 is an apocalyptic number.
It is an amenable number.
143069 is a deficient number, since it is larger than the sum of its proper divisors (1891).
143069 is an equidigital number, since it uses as much as digits as its factorization.
143069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1890.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 143069 is about 378.2446298363. The cubic root of 143069 is about 52.3016247620.
The spelling of 143069 in words is "one hundred forty-three thousand, sixty-nine".
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