812703103 has 2 divisors, whose sum is σ = 812703104. Its totient is φ = 812703102.

The previous prime is 812703097. The next prime is 812703109. The reversal of 812703103 is 301307218.

It is a balanced prime because it is at equal distance from previous prime (812703097) and next prime (812703109).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-812703103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (812703109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406351551 + 406351552.

It is an arithmetic number, because the mean of its divisors is an integer number (406351552).

Almost surely, 2^812703103 is an apocalyptic number.

812703103 is a deficient number, since it is larger than the sum of its proper divisors (1).

812703103 is an equidigital number, since it uses as much as digits as its factorization.

812703103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 812703103 is about 28507.9480671619. The cubic root of 812703103 is about 933.2055349536.

The spelling of 812703103 in words is "eight hundred twelve million, seven hundred three thousand, one hundred three".