806544103 has 2 divisors, whose sum is σ = 806544104. Its totient is φ = 806544102.

The previous prime is 806544041. The next prime is 806544113. The reversal of 806544103 is 301445608.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 806544103 - 2¹³ = 806535911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (806544113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403272051 + 403272052.

It is an arithmetic number, because the mean of its divisors is an integer number (403272052).

Almost surely, 2^806544103 is an apocalyptic number.

806544103 is a deficient number, since it is larger than the sum of its proper divisors (1).

806544103 is an equidigital number, since it uses as much as digits as its factorization.

806544103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 806544103 is about 28399.7201218604. The cubic root of 806544103 is about 930.8421488780.

The spelling of 806544103 in words is "eight hundred six million, five hundred forty-four thousand, one hundred three".