241919 has 2 divisors, whose sum is σ = 241920. Its totient is φ = 241918.
The previous prime is 241907. The next prime is 241921. The reversal of 241919 is 919142.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 241919 - 24 = 241903 is a prime.
It is a super-2 number, since 2×2419192 = 117049605122, which contains 22 as substring.
It is a Sophie Germain prime.
Together with 241921, 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 (241939) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120959 + 120960.
It is an arithmetic number, because the mean of its divisors is an integer number (120960).
2241919 is an apocalyptic number.
241919 is a deficient number, since it is larger than the sum of its proper divisors (1).
241919 is an equidigital number, since it uses as much as digits as its factorization.
241919 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 648, while the sum is 26.
The square root of 241919 is about 491.8526202024. The cubic root of 241919 is about 62.3098433674.
It can be divided in two parts, 24 and 1919, that multiplied together give a triangular number (46056 = T303).
The spelling of 241919 in words is "two hundred forty-one thousand, nine hundred nineteen".
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