1942304879 has 2 divisors, whose sum is σ = 1942304880. Its totient is φ = 1942304878.

The previous prime is 1942304813. The next prime is 1942304891. The reversal of 1942304879 is 9784032491.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1942304879 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1942304809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 971152439 + 971152440.

It is an arithmetic number, because the mean of its divisors is an integer number (971152440).

Almost surely, 2^1942304879 is an apocalyptic number.

1942304879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1942304879 is an equidigital number, since it uses as much as digits as its factorization.

1942304879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 1942304879 is about 44071.5881152472. The cubic root of 1942304879 is about 1247.6874317810.

The spelling of 1942304879 in words is "one billion, nine hundred forty-two million, three hundred four thousand, eight hundred seventy-nine".