80789783 has 2 divisors, whose sum is σ = 80789784. Its totient is φ = 80789782.

The previous prime is 80789773. The next prime is 80789791. The reversal of 80789783 is 38798708.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80789783 - 2¹⁸ = 80527639 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80789713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40394891 + 40394892.

It is an arithmetic number, because the mean of its divisors is an integer number (40394892).

Almost surely, 2^80789783 is an apocalyptic number.

80789783 is a deficient number, since it is larger than the sum of its proper divisors (1).

80789783 is an equidigital number, since it uses as much as digits as its factorization.

80789783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 80789783 is about 8988.3136905651. The cubic root of 80789783 is about 432.3002438829.

The spelling of 80789783 in words is "eighty million, seven hundred eighty-nine thousand, seven hundred eighty-three".