6780001903 has 2 divisors, whose sum is σ = 6780001904. Its totient is φ = 6780001902.

The previous prime is 6780001871. The next prime is 6780001913. The reversal of 6780001903 is 3091000876.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6780001903 - 2⁵ = 6780001871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6780001913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3390000951 + 3390000952.

It is an arithmetic number, because the mean of its divisors is an integer number (3390000952).

Almost surely, 2^6780001903 is an apocalyptic number.

6780001903 is a deficient number, since it is larger than the sum of its proper divisors (1).

6780001903 is an equidigital number, since it uses as much as digits as its factorization.

6780001903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 6780001903 is about 82340.7669565933. The cubic root of 6780001903 is about 1892.6774387988.

The spelling of 6780001903 in words is "six billion, seven hundred eighty million, one thousand, nine hundred three".