6812765903 has 2 divisors, whose sum is σ = 6812765904. Its totient is φ = 6812765902.

The previous prime is 6812765887. The next prime is 6812765941. The reversal of 6812765903 is 3095672186.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6812765903 - 2⁴ = 6812765887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6812765203) 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, 3406382951 + 3406382952.

It is an arithmetic number, because the mean of its divisors is an integer number (3406382952).

Almost surely, 2^6812765903 is an apocalyptic number.

6812765903 is a deficient number, since it is larger than the sum of its proper divisors (1).

6812765903 is an equidigital number, since it uses as much as digits as its factorization.

6812765903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 6812765903 is about 82539.4808743064. The cubic root of 6812765903 is about 1895.7212954431.

The spelling of 6812765903 in words is "six billion, eight hundred twelve million, seven hundred sixty-five thousand, nine hundred three".