121793 has 8 divisors (see below), whose sum is σ = 141312. Its totient is φ = 102816.
The previous prime is 121789. The next prime is 121843. The reversal of 121793 is 397121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 121793 - 22 = 121789 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (121763) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821 + ... + 957.
It is an arithmetic number, because the mean of its divisors is an integer number (17664).
2121793 is an apocalyptic number.
It is an amenable number.
121793 is a deficient number, since it is larger than the sum of its proper divisors (19519).
121793 is a wasteful number, since it uses less digits than its factorization.
121793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271.
The product of its digits is 378, while the sum is 23.
The square root of 121793 is about 348.9885384937. The cubic root of 121793 is about 49.5686901341.
The spelling of 121793 in words is "one hundred twenty-one thousand, seven hundred ninety-three".
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