143097 has 4 divisors (see below), whose sum is σ = 190800. Its totient is φ = 95396.
The previous prime is 143093. The next prime is 143107. The reversal of 143097 is 790341.
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 143097 - 22 = 143093 is a prime.
It is a D-number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 143097.
It is not an unprimeable number, because it can be changed into a prime (143093) 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, 23847 + ... + 23852.
It is an arithmetic number, because the mean of its divisors is an integer number (47700).
2143097 is an apocalyptic number.
It is an amenable number.
143097 is a deficient number, since it is larger than the sum of its proper divisors (47703).
143097 is an equidigital number, since it uses as much as digits as its factorization.
143097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47702.
The product of its (nonzero) digits is 756, while the sum is 24.
The square root of 143097 is about 378.2816411088. The cubic root of 143097 is about 52.3050365190.
The spelling of 143097 in words is "one hundred forty-three thousand, ninety-seven".
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