942279917899 has 2 divisors, whose sum is σ = 942279917900. Its totient is φ = 942279917898.

The previous prime is 942279917893. The next prime is 942279917947. The reversal of 942279917899 is 998719972249.

It is a weak prime.

It is an emirp because it is prime and its reverse (998719972249) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 942279917899 - 2⁵ = 942279917867 is a prime.

It is not a weakly prime, because it can be changed into another prime (942279917893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471139958949 + 471139958950.

It is an arithmetic number, because the mean of its divisors is an integer number (471139958950).

Almost surely, 2^942279917899 is an apocalyptic number.

942279917899 is a deficient number, since it is larger than the sum of its proper divisors (1).

942279917899 is an equidigital number, since it uses as much as digits as its factorization.

942279917899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370355328, while the sum is 76.

The spelling of 942279917899 in words is "nine hundred forty-two billion, two hundred seventy-nine million, nine hundred seventeen thousand, eight hundred ninety-nine".