1924128749927 has 2 divisors, whose sum is σ = 1924128749928. Its totient is φ = 1924128749926.

The previous prime is 1924128749923. The next prime is 1924128749929. The reversal of 1924128749927 is 7299478214291.

It is a strong prime.

It is an emirp because it is prime and its reverse (7299478214291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1924128749927 - 2² = 1924128749923 is a prime.

Together with 1924128749929, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1924128749923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962064374963 + 962064374964.

It is an arithmetic number, because the mean of its divisors is an integer number (962064374964).

Almost surely, 2^{1924128749927} is an apocalyptic number.

1924128749927 is a deficient number, since it is larger than the sum of its proper divisors (1).

1924128749927 is an equidigital number, since it uses as much as digits as its factorization.

1924128749927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36578304, while the sum is 65.

The spelling of 1924128749927 in words is "one trillion, nine hundred twenty-four billion, one hundred twenty-eight million, seven hundred forty-nine thousand, nine hundred twenty-seven".