194841252127 has 2 divisors, whose sum is σ = 194841252128.
Its totient is φ = 194841252126.
The previous prime is 194841252121. The next prime is 194841252131. The reversal of 194841252127 is 721252148491.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 194841252127 - 27 = 194841251999 is a prime.
It is a super-2 number, since 2×1948412521272 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (194841252121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97420626063 + 97420626064.
It is an arithmetic number, because the mean of its divisors is an integer number (97420626064).
Almost surely, 2194841252127 is an apocalyptic number.
194841252127 is a deficient number, since it is larger than the sum of its proper divisors (1).
194841252127 is an equidigital number, since it uses as much as digits as its factorization.
194841252127 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 322560, while the sum is 46.
The spelling of 194841252127 in words is "one hundred ninety-four billion, eight hundred forty-one million, two hundred fifty-two thousand, one hundred twenty-seven".