398119 has 2 divisors, whose sum is σ = 398120. Its totient is φ = 398118.
The previous prime is 398117. The next prime is 398129. The reversal of 398119 is 911893.
It is a weak prime.
It is an emirp because it is prime and its reverse (911893) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 398119 - 21 = 398117 is a prime.
It is a super-2 number, since 2×3981192 = 316997476322, which contains 22 as substring.
Together with 398117, it forms a pair of twin primes.
It is a Chen prime.
It is an Ulam number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (398113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199059 + 199060.
It is an arithmetic number, because the mean of its divisors is an integer number (199060).
2398119 is an apocalyptic number.
398119 is a deficient number, since it is larger than the sum of its proper divisors (1).
398119 is an equidigital number, since it uses as much as digits as its factorization.
398119 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1944, while the sum is 31.
The square root of 398119 is about 630.9667186152. The cubic root of 398119 is about 73.5649540734.
The spelling of 398119 in words is "three hundred ninety-eight thousand, one hundred nineteen".
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